<affitrackr-widget></affitrackr-widget>

<style>
    /* ══════════════════════════════════════════
       AFFITRACKR WIDGET — MOBILE VERSION
       1 cột, AD sau mỗi 3 card
    ══════════════════════════════════════════ */

    /* ── Fix CMS .adv-center negative margin (mobile only) ── */
    .adv-center:has(affitrackr-widget),
    .adv:has(affitrackr-widget) {
        float: none !important;
        clear: both !important;
        display: block !important;
        width: 100% !important;
        margin-left: 0 !important;
        margin-right: 0 !important;
        box-sizing: border-box !important;
    }
    affitrackr-widget {
        float: none !important;
        clear: both !important;
        display: block !important;
        width: 100% !important;
        max-width: 100% !important;
        overflow: hidden !important;
        margin: 0 !important;
        padding: 0 !important;
        box-sizing: border-box !important;
        text-align: left !important;
    }

    .affi-widget {
        display: block;
        font-family: sans-serif;
        box-sizing: border-box;
        text-align: left;
        overflow: hidden;
        max-width: 100%;
        background: #ffffff;
        border-radius: 6px;
        margin: 20px 0;
        padding: 16px;
    }

    .affi-title {
        font-size: 22px;
        color: #333;
        border-left: 4px solid #e11d48;
        padding-left: 10px;
        margin: 0 0 16px;
        font-weight: bold;
        text-transform: uppercase;
    }

    /* ── Grid: 1 cột ── */
    .affi-grid {
        display: grid;
        grid-template-columns: minmax(0, 1fr);
        gap: 15px;
        max-width: 100%;
        box-sizing: border-box;
    }

    .affi-ad-slot { grid-column: 1 / -1 !important; }

    /* ── Card ── */
    .affi-card {
        border: 1px solid #c8b99a;
        border-radius: 4px;
        overflow: hidden;
        display: flex;
        flex-direction: column;
        opacity: 0;
        transform: translateY(10px);
        transition: opacity 0.35s ease, transform 0.35s ease;
        background-color: #ede0c4;
        background-image:
            repeating-linear-gradient(0deg, transparent, transparent 2px, rgba(160,130,80,0.04) 2px, rgba(160,130,80,0.04) 3px),
            repeating-linear-gradient(90deg, transparent, transparent 3px, rgba(140,110,60,0.03) 3px, rgba(140,110,60,0.03) 4px),
            linear-gradient(160deg, #f0e4c8 0%, #e8d8b0 40%, #ede0c4 70%, #e5d5aa 100%);
    }
    .affi-card.affi-visible { opacity: 1; transform: translateY(0); }
    @media (prefers-reduced-motion: reduce) {
        .affi-card { opacity: 1; transform: none; transition: none; }
    }

    .affi-thumb-link {
        display: block; width: 100%; padding-top: 56.25%;
        position: relative; overflow: hidden; text-decoration: none;
    }
    .affi-thumb-img {
        position: absolute; top: 0; left: 0;
        width: 100%; height: 100%; object-fit: cover; transition: transform 0.2s;
    }
    .affi-thumb-link:hover .affi-thumb-img { transform: scale(1.04); }

    .affi-card-body { padding: 12px; flex: 1; display: flex; flex-direction: column; }
    .affi-card-title {
        text-decoration: none; color: #1a1208; font-weight: bold;
        font-size: 16px; line-height: 1.45;
        display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical;
        overflow: hidden; margin-bottom: 8px;
    }
    .affi-card-title:hover { color: #e11d48; }
    .affi-card-source {
        font-size: 11px; color: #8a7d65; font-weight: 500;
        text-transform: uppercase; margin-top: auto;
    }

    .affi-ad-slot {
        width: 100%; max-width: 100%; box-sizing: border-box; overflow: hidden;
        opacity: 0; transform: translateY(10px);
        transition: opacity 0.35s ease, transform 0.35s ease;
    }
    .affi-ad-slot.affi-visible { opacity: 1; transform: translateY(0); }
    .affi-ad-slot ins { display: block !important; width: 100% !important; }

    /* ── Skeleton ── */
    @keyframes affi-shimmer {
        0%   { background-position: -400px 0; }
        100% { background-position:  400px 0; }
    }
    .affi-skeleton { border: 1px solid #eee; border-radius: 6px; overflow: hidden; background: #fff; }
    .affi-skeleton-thumb {
        padding-top: 56.25%;
        background: linear-gradient(90deg, #f0f0f0 25%, #e0e0e0 50%, #f0f0f0 75%);
        background-size: 800px 100%; animation: affi-shimmer 1.4s infinite linear;
    }
    .affi-skeleton-body { padding: 12px; }
    .affi-skeleton-line {
        height: 12px; border-radius: 4px;
        background: linear-gradient(90deg, #f0f0f0 25%, #e0e0e0 50%, #f0f0f0 75%);
        background-size: 800px 100%; animation: affi-shimmer 1.4s infinite linear; margin-bottom: 8px;
    }
    .affi-skeleton-line.affi-short { width: 60%; }
</style>

<script>
class AffitrackrWidget extends HTMLElement {

    static AD_CLIENT       = 'ca-pub-7078400245394460';
    static AD_SLOT         = '7322516041';
    static CARDS_PER_BLOCK = 3;   // Mobile: AD sau mỗi 3 card
    static TOTAL_ARTICLES  = 20;

    connectedCallback() {
        this.classList.add('affi-widget');
        this.innerHTML = `
            <h3 class="affi-title">Có thể bạn quan tâm</h3>
            <div class="affi-grid" id="affi-grid"></div>
        `;
        this._showSkeletons();
        this._loadArticles();
    }

    _showSkeletons() {
        const grid = this.querySelector('#affi-grid');
        grid.innerHTML = Array(4).fill(`
            <div class="affi-skeleton">
                <div class="affi-skeleton-thumb"></div>
                <div class="affi-skeleton-body">
                    <div class="affi-skeleton-line"></div>
                    <div class="affi-skeleton-line affi-short"></div>
                </div>
            </div>
        `).join('');
    }

    _shuffle(arr) {
        const a = [...arr];
        for (let i = a.length - 1; i > 0; i--) {
            const j = Math.floor(Math.random() * (i + 1));
            [a[i], a[j]] = [a[j], a[i]];
        }
        return a;
    }

    _storageGet(key, fallback) {
        try { return JSON.parse(localStorage.getItem(key)) ?? fallback; } catch { return fallback; }
    }
    _storageSet(key, value) {
        try { localStorage.setItem(key, JSON.stringify(value)); } catch {}
    }

    async _fetchArticles() {
        const CACHE_KEY = 'affi_articles_cache';
        const CACHE_TTL = 5 * 60 * 1000;
        try {
            const raw = sessionStorage.getItem(CACHE_KEY);
            if (raw) {
                const { ts, data } = JSON.parse(raw);
                if (Date.now() - ts < CACHE_TTL) return data;
            }
        } catch {}
        const controller = new AbortController();
        const timer = setTimeout(() => controller.abort(), 5000);
        try {
            const res = await fetch('https://affitrackr.com/cdn/affitrackr/articles.json', { signal: controller.signal });
            clearTimeout(timer);
            if (!res.ok) throw new Error(`HTTP ${res.status}`);
            const data = await res.json();
            try { sessionStorage.setItem(CACHE_KEY, JSON.stringify({ ts: Date.now(), data })); } catch {}
            return data;
        } catch (err) { clearTimeout(timer); throw err; }
    }

    _safeUrl(url) {
        try {
            const u = new URL(url);
            return (u.protocol === 'https:' || u.protocol === 'http:') ? url : '#';
        } catch { return '#'; }
    }

    _buildCard(item, eager = false) {
        const card = document.createElement('div');
        card.className = 'affi-card';

        const thumbLink = document.createElement('a');
        thumbLink.href = this._safeUrl(item.u);
        thumbLink.className = 'affi-thumb-link';
        thumbLink.target = '_top';
        thumbLink.rel = 'noopener noreferrer';

        const img = document.createElement('img');
        img.src = this._safeUrl(item.i);
        img.alt = String(item.t ?? '').slice(0, 100);
        img.className = 'affi-thumb-img';
        img.loading = eager ? 'eager' : 'lazy';
        img.decoding = eager ? 'sync' : 'async';
        img.onerror = () => { img.style.display = 'none'; };
        thumbLink.appendChild(img);

        const body = document.createElement('div');
        body.className = 'affi-card-body';

        const titleLink = document.createElement('a');
        titleLink.href = this._safeUrl(item.u);
        titleLink.className = 'affi-card-title';
        titleLink.target = '_top';
        titleLink.rel = 'noopener noreferrer';
        titleLink.textContent = item.t ?? '';

        const source = document.createElement('span');
        source.className = 'affi-card-source';
        source.textContent = item.src ?? 'VOH';

        body.appendChild(titleLink);
        body.appendChild(source);
        card.appendChild(thumbLink);
        card.appendChild(body);
        return card;
    }

    _buildAdSlot() {
        const wrapper = document.createElement('div');
        wrapper.className = 'affi-ad-slot';
        wrapper.dataset.adPending = 'true';

        const observer = new IntersectionObserver((entries, obs) => {
            entries.forEach(entry => {
                if (!entry.isIntersecting) return;
                obs.unobserve(wrapper);
                if (wrapper.dataset.adPending !== 'true') return;
                delete wrapper.dataset.adPending;

                const ins = document.createElement('ins');
                ins.className = 'adsbygoogle';
                ins.style.display = 'block';
                ins.dataset.adClient = AffitrackrWidget.AD_CLIENT;
                ins.dataset.adSlot = AffitrackrWidget.AD_SLOT;
                ins.dataset.adFormat = 'auto';
                ins.dataset.fullWidthResponsive = 'true';
                wrapper.appendChild(ins);
                try { (window.adsbygoogle = window.adsbygoogle || []).push({}); }
                catch (e) { console.warn('[affitrackr-mobile] AdSense error:', e); }
            });
        }, { rootMargin: '0px 0px 200px 0px', threshold: 0 });

        observer.observe(wrapper);
        return wrapper;
    }

    _observeElements(els) {
        if (!('IntersectionObserver' in window)) {
            els.forEach(el => el.classList.add('affi-visible'));
            return;
        }
        const observer = new IntersectionObserver((entries) => {
            entries.forEach(entry => {
                if (entry.isIntersecting) {
                    entry.target.classList.add('affi-visible');
                    observer.unobserve(entry.target);
                }
            });
        }, { rootMargin: '0px 0px 80px 0px', threshold: 0.05 });
        els.forEach(el => observer.observe(el));
    }

    _render(articles) {
        const grid = this.querySelector('#affi-grid');
        grid.innerHTML = '';

        const allEls  = [];
        let adCount   = 0;
        let cardCount = 0; // đếm card trong block hiện tại

        articles.forEach((item, i) => {
            const card = this._buildCard(item, i < 2); // 2 card đầu eager
            grid.appendChild(card);
            allEls.push(card);
            cardCount++;

            // Sau mỗi CARDS_PER_BLOCK card → chèn AD
            if (cardCount === AffitrackrWidget.CARDS_PER_BLOCK) {
                const adSlot = this._buildAdSlot(adCount++);
                grid.appendChild(adSlot);
                allEls.push(adSlot);
                cardCount = 0;
            }
        });

        allEls.slice(0, 2).forEach(el => el.classList.add('affi-visible'));
        this._observeElements(allEls.slice(2));
    }

    async _loadArticles() {
        try {
            const data = await this._fetchArticles();
            const allArticles = Array.isArray(data?.items) ? data.items : [];
            if (allArticles.length === 0) throw new Error('empty');

            const currentUrl = window.location.href;
            let history = this._storageGet('seen_articles_mobile', []);

            let pool = allArticles.filter(a => !history.includes(a.id) && a.u !== currentUrl);
            if (pool.length < AffitrackrWidget.TOTAL_ARTICLES) {
                history = [];
                pool = allArticles.filter(a => a.u !== currentUrl);
            }

            const recommended = this._shuffle(pool).slice(0, AffitrackrWidget.TOTAL_ARTICLES);
            recommended.forEach(a => history.push(a.id));
            this._storageSet('seen_articles_mobile', history.slice(-200));
            this._render(recommended);
        } catch {
            this.style.display = 'none';
        }
    }
}

if (!customElements.get('affitrackr-widget')) {
    customElements.define('affitrackr-widget', AffitrackrWidget);
}
</script>



<affitrackr-widget></affitrackr-widget>

<style>
    /* ══════════════════════════════════════════
       AFFITRACKR WIDGET — PC VERSION
       2 cột, AD full width sau mỗi 4 card (2 row)
    ══════════════════════════════════════════ */

    /* ── PC không có negative margin trick từ CMS, reset đơn giản ── */
    affitrackr-widget {
        display: block !important;
        width: 100% !important;
        max-width: 100% !important;
        overflow: hidden !important;
        margin: 0 !important;
        padding: 0 !important;
        box-sizing: border-box !important;
        text-align: left !important;
        float: none !important;
        clear: both !important;
    }

    .affi-widget {
        display: block;
        font-family: sans-serif;
        box-sizing: border-box;
        text-align: left;
        overflow: hidden;
        max-width: 100%;
        background: #ffffff;
        border-radius: 6px;
        margin: 20px 0;
        padding: 20px;
    }

    .affi-title {
        font-size: 22px;
        color: #333;
        border-left: 4px solid #e11d48;
        padding-left: 10px;
        margin: 0 0 16px;
        font-weight: bold;
        text-transform: uppercase;
    }

    /* ── Grid: 2 cột ── */
    .affi-grid {
        display: grid;
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 16px;
        max-width: 100%;
        box-sizing: border-box;
    }

    /* AD span full width (2 cột) */
    .affi-ad-slot { grid-column: 1 / -1 !important; }

    /* ── Card ── */
    .affi-card {
        border: 1px solid #c8b99a;
        border-radius: 4px;
        overflow: hidden;
        display: flex;
        flex-direction: column;
        opacity: 0;
        transform: translateY(10px);
        transition: opacity 0.35s ease, transform 0.35s ease;
        background-color: #ede0c4;
        background-image:
            repeating-linear-gradient(0deg, transparent, transparent 2px, rgba(160,130,80,0.04) 2px, rgba(160,130,80,0.04) 3px),
            repeating-linear-gradient(90deg, transparent, transparent 3px, rgba(140,110,60,0.03) 3px, rgba(140,110,60,0.03) 4px),
            linear-gradient(160deg, #f0e4c8 0%, #e8d8b0 40%, #ede0c4 70%, #e5d5aa 100%);
    }
    .affi-card.affi-visible { opacity: 1; transform: translateY(0); }
    @media (prefers-reduced-motion: reduce) {
        .affi-card { opacity: 1; transform: none; transition: none; }
    }

    .affi-thumb-link {
        display: block; width: 100%; padding-top: 56.25%;
        position: relative; overflow: hidden; text-decoration: none;
    }
    .affi-thumb-img {
        position: absolute; top: 0; left: 0;
        width: 100%; height: 100%; object-fit: cover; transition: transform 0.2s;
    }
    .affi-thumb-link:hover .affi-thumb-img { transform: scale(1.04); }

    .affi-card-body { padding: 12px; flex: 1; display: flex; flex-direction: column; }
    .affi-card-title {
        text-decoration: none; color: #1a1208; font-weight: bold;
        font-size: 16px; line-height: 1.45;
        display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical;
        overflow: hidden; margin-bottom: 8px;
    }
    .affi-card-title:hover { color: #e11d48; }
    .affi-card-source {
        font-size: 11px; color: #8a7d65; font-weight: 500;
        text-transform: uppercase; margin-top: auto;
    }

    .affi-ad-slot {
        width: 100%; max-width: 100%; box-sizing: border-box;
        opacity: 0; transform: translateY(10px);
        transition: opacity 0.35s ease, transform 0.35s ease;
    }
    .affi-ad-slot.affi-visible { opacity: 1; transform: translateY(0); }
    .affi-ad-slot ins { display: block !important; width: 100% !important; }

    /* ── Skeleton ── */
    @keyframes affi-shimmer {
        0%   { background-position: -400px 0; }
        100% { background-position:  400px 0; }
    }
    .affi-skeleton { border: 1px solid #eee; border-radius: 6px; overflow: hidden; background: #fff; }
    .affi-skeleton-thumb {
        padding-top: 56.25%;
        background: linear-gradient(90deg, #f0f0f0 25%, #e0e0e0 50%, #f0f0f0 75%);
        background-size: 800px 100%; animation: affi-shimmer 1.4s infinite linear;
    }
    .affi-skeleton-body { padding: 12px; }
    .affi-skeleton-line {
        height: 12px; border-radius: 4px;
        background: linear-gradient(90deg, #f0f0f0 25%, #e0e0e0 50%, #f0f0f0 75%);
        background-size: 800px 100%; animation: affi-shimmer 1.4s infinite linear; margin-bottom: 8px;
    }
    .affi-skeleton-line.affi-short { width: 60%; }
</style>

<script>
class AffitrackrWidget extends HTMLElement {

    static AD_CLIENT       = 'ca-pub-7078400245394460';
    static AD_SLOT         = '7322516041';
    static CARDS_PER_BLOCK = 4;   // PC: AD sau mỗi 4 card (2 row × 2 cột)
    static TOTAL_ARTICLES  = 20;

    connectedCallback() {
        this.classList.add('affi-widget');
        this.innerHTML = `
            <h3 class="affi-title">Có thể bạn quan tâm</h3>
            <div class="affi-grid" id="affi-grid"></div>
        `;
        this._showSkeletons();
        this._loadArticles();
    }

    _showSkeletons() {
        const grid = this.querySelector('#affi-grid');
        grid.innerHTML = Array(4).fill(`
            <div class="affi-skeleton">
                <div class="affi-skeleton-thumb"></div>
                <div class="affi-skeleton-body">
                    <div class="affi-skeleton-line"></div>
                    <div class="affi-skeleton-line affi-short"></div>
                </div>
            </div>
        `).join('');
    }

    _shuffle(arr) {
        const a = [...arr];
        for (let i = a.length - 1; i > 0; i--) {
            const j = Math.floor(Math.random() * (i + 1));
            [a[i], a[j]] = [a[j], a[i]];
        }
        return a;
    }

    _storageGet(key, fallback) {
        try { return JSON.parse(localStorage.getItem(key)) ?? fallback; } catch { return fallback; }
    }
    _storageSet(key, value) {
        try { localStorage.setItem(key, JSON.stringify(value)); } catch {}
    }

    async _fetchArticles() {
        const CACHE_KEY = 'affi_articles_cache';
        const CACHE_TTL = 5 * 60 * 1000;
        try {
            const raw = sessionStorage.getItem(CACHE_KEY);
            if (raw) {
                const { ts, data } = JSON.parse(raw);
                if (Date.now() - ts < CACHE_TTL) return data;
            }
        } catch {}
        const controller = new AbortController();
        const timer = setTimeout(() => controller.abort(), 5000);
        try {
            const res = await fetch('https://affitrackr.com/cdn/affitrackr/articles.json', { signal: controller.signal });
            clearTimeout(timer);
            if (!res.ok) throw new Error(`HTTP ${res.status}`);
            const data = await res.json();
            try { sessionStorage.setItem(CACHE_KEY, JSON.stringify({ ts: Date.now(), data })); } catch {}
            return data;
        } catch (err) { clearTimeout(timer); throw err; }
    }

    _safeUrl(url) {
        try {
            const u = new URL(url);
            return (u.protocol === 'https:' || u.protocol === 'http:') ? url : '#';
        } catch { return '#'; }
    }

    _buildCard(item, eager = false) {
        const card = document.createElement('div');
        card.className = 'affi-card';

        const thumbLink = document.createElement('a');
        thumbLink.href = this._safeUrl(item.u);
        thumbLink.className = 'affi-thumb-link';
        thumbLink.target = '_top';
        thumbLink.rel = 'noopener noreferrer';

        const img = document.createElement('img');
        img.src = this._safeUrl(item.i);
        img.alt = String(item.t ?? '').slice(0, 100);
        img.className = 'affi-thumb-img';
        img.loading = eager ? 'eager' : 'lazy';
        img.decoding = eager ? 'sync' : 'async';
        img.onerror = () => { img.style.display = 'none'; };
        thumbLink.appendChild(img);

        const body = document.createElement('div');
        body.className = 'affi-card-body';

        const titleLink = document.createElement('a');
        titleLink.href = this._safeUrl(item.u);
        titleLink.className = 'affi-card-title';
        titleLink.target = '_top';
        titleLink.rel = 'noopener noreferrer';
        titleLink.textContent = item.t ?? '';

        const source = document.createElement('span');
        source.className = 'affi-card-source';
        source.textContent = item.src ?? 'VOH';

        body.appendChild(titleLink);
        body.appendChild(source);
        card.appendChild(thumbLink);
        card.appendChild(body);
        return card;
    }

    _buildAdSlot() {
        const wrapper = document.createElement('div');
        wrapper.className = 'affi-ad-slot';
        wrapper.dataset.adPending = 'true';

        const observer = new IntersectionObserver((entries, obs) => {
            entries.forEach(entry => {
                if (!entry.isIntersecting) return;
                obs.unobserve(wrapper);
                if (wrapper.dataset.adPending !== 'true') return;
                delete wrapper.dataset.adPending;

                const ins = document.createElement('ins');
                ins.className = 'adsbygoogle';
                ins.style.display = 'block';
                ins.dataset.adClient = AffitrackrWidget.AD_CLIENT;
                ins.dataset.adSlot = AffitrackrWidget.AD_SLOT;
                ins.dataset.adFormat = 'auto';
                ins.dataset.fullWidthResponsive = 'true';
                wrapper.appendChild(ins);
                try { (window.adsbygoogle = window.adsbygoogle || []).push({}); }
                catch (e) { console.warn('[affitrackr-pc] AdSense error:', e); }
            });
        }, { rootMargin: '0px 0px 200px 0px', threshold: 0 });

        observer.observe(wrapper);
        return wrapper;
    }

    _observeElements(els) {
        if (!('IntersectionObserver' in window)) {
            els.forEach(el => el.classList.add('affi-visible'));
            return;
        }
        const observer = new IntersectionObserver((entries) => {
            entries.forEach(entry => {
                if (entry.isIntersecting) {
                    entry.target.classList.add('affi-visible');
                    observer.unobserve(entry.target);
                }
            });
        }, { rootMargin: '0px 0px 80px 0px', threshold: 0.05 });
        els.forEach(el => observer.observe(el));
    }

    _render(articles) {
        const grid = this.querySelector('#affi-grid');
        grid.innerHTML = '';

        const allEls  = [];
        let adCount   = 0;
        let cardCount = 0;

        // Layout 2 cột:
        // [card] [card]
        // [card] [card]  → sau 4 card → AD
        // [── AD full width ──]
        // [card] [card]
        // ...
        articles.forEach((item, i) => {
            const card = this._buildCard(item, i < 4); // 4 card đầu eager (2 row đầu)
            grid.appendChild(card);
            allEls.push(card);
            cardCount++;

            if (cardCount === AffitrackrWidget.CARDS_PER_BLOCK) {
                const adSlot = this._buildAdSlot(adCount++);
                grid.appendChild(adSlot);
                allEls.push(adSlot);
                cardCount = 0;
            }
        });

        allEls.slice(0, 4).forEach(el => el.classList.add('affi-visible'));
        this._observeElements(allEls.slice(4));
    }

    async _loadArticles() {
        try {
            const data = await this._fetchArticles();
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Lịch thi đấu, BXH và Kết quả ASEAN Cup 2026 (Cập nhật liên tục)

Cứ mở video là YouTube tính view ngay

Cập nhật thông tin về lĩnh vực công nghệ, những ứng dụng IT vào cuộc sống, những thủ thuật dùng trên máy tính và di động

Dữ liệu thời AI - Nền tảng tạo giá trị

<p style="line-height: normal; margin-left: 0in; margin-right: 0in" align="justify">
<font face="Arial" size="2">Cuộc thi diễn ra từ ngày 01/4 đến ngày 04/5/2014. 
Sản phẩm tham dự cuộc thi là các mô hình, giải pháp kỹ thuật…ở các lĩnh vực như: 
Đồ dùng học tập, dụng cụ sinh hoạt gia đình, đồ chơi trẻ em; bảo vệ môi trường 
và phát triển kinh tế; cải thiện tình hình giao thông, robot phục vụ cuộc sống…</font></p>
<p style="line-height: normal; margin-left: 0in; margin-right: 0in" align="justify">
<font face="Arial" size="2">Thanh thiếu nhi TP.HCM có thể gửi hồ sơ dự thi về 
địa chỉ: Trung tâm Phát triển Khoa học và Công nghệ trẻ - Thành Đoàn TP.HCM 
trước ngày 10/4/2014. </font></p>

Tổ chức cuộc thi Sáng tạo dành cho Thanh thiếu nhi TP.HCM

Giảm áp lực ôn thi tốt nghiệp THPT

Vietnam Post chính thức gia nhập thị trường viễn thông di động

Dữ liệu – “Mạch máu” của trí tuệ nhân tạo

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