and runs during HTML parse, but hubspotutk is set by js.hs-analytics.net, measured loading at ~834ms. On a first visit the cookie does not exist yet, so a single read returns nothing and the visitor gets no external ID at all — and a first visit is exactly what an ad click is. So poll briefly until HubSpot sets it. The SDK loads lazily (~4.5s) and replays a queue, so an init queued a second or two in still lands before any events are transmitted. */ (function attachExternalId() { var attempts = 0; var MAX_ATTEMPTS = 40; /* 40 x 200ms = 8s, then give up quietly */ var timer = null; function tryAttach() { var raw = getExternalId(); if (!raw) { if (++attempts >= MAX_ATTEMPTS && timer) clearInterval(timer); return; } if (timer) clearInterval(timer); sha256Hex(raw).then(function (hash) { oaiq("init", { user: { external_id_sha256: hash } }); }).catch(function () {}); } tryAttach(); /* returning visitor: immediate */ if (!getExternalId()) timer = setInterval(tryAttach, 200); })(); /* --------------------------------------------------------------------------- 2. Load the SDK off the critical path Whichever comes first: the main thread going idle after load, or the first sign of real user intent. No preconnect on purpose — a TLS handshake during LCP for a script we deliberately deferred is a net loss. Measured on clickpost.ai: load event 3614ms, SDK fetched 4508ms. ------------------------------------------------------------------------ */ var loaded = false; var INTENT = ["pointerdown", "keydown", "scroll"]; function loadSdk() { if (loaded) return; loaded = true; INTENT.forEach(function (t) { removeEventListener(t, loadSdk, { passive: true }); }); var s = document.createElement("script"); s.src = SDK; s.async = true; s.fetchPriority = "low"; document.head.appendChild(s); } INTENT.forEach(function (t) { addEventListener(t, loadSdk, { passive: true, once: true }); }); addEventListener("load", function () { window.requestIdleCallback ? requestIdleCallback(loadSdk, { timeout: 2500 }) : setTimeout(loadSdk, 1500); }, { once: true }); /* --------------------------------------------------------------------------- 3. Conversion id sha256(lowercase(email) + "|" + formId + "|" + ISO-hour), first 20 hex, "lead_" prefix. - email lowercased/trimmed so casing does not fork the id - formId keeps two different forms in the same hour from colliding - the hour bucket is only the server's fallback; the id computed here is sent to the relay verbatim, so the two paths cannot disagree even when a submit straddles an hour boundary Ads Manager's own sample omits event_id. We send it so the pixel event and the relay event collapse into one conversion instead of counting twice. ------------------------------------------------------------------------ */ function buildEventId(email, formId) { var seed = [ String(email || "").trim().toLowerCase(), String(formId || ""), new Date().toISOString().slice(0, 13) ].join("|"); return crypto.subtle.digest("SHA-256", new TextEncoder().encode(seed)).then(function (buf) { var hex = Array.prototype.map.call(new Uint8Array(buf), function (b) { return b.toString(16).padStart(2, "0"); }).join(""); return "lead_" + hex.slice(0, 20); }); } /* Guards a re-fire from the history.pushState that book-a-demo-core.js runs after submit, and from back-navigation onto the same state. */ function firedOnce(id) { try { if (sessionStorage.getItem("oaiq_" + id)) return true; sessionStorage.setItem("oaiq_" + id, "1"); return false; } catch (e) { return false; /* private mode / blocked storage: fire rather than lose it */ } } /* Path 2. keepalive lets the request finish even if the page navigates away. Failures are swallowed deliberately: a reporting call must never surface an error to someone who just submitted a form. The relay hashes the email server-side into user.emails_sha256 and adds the caller's IP and user agent, so this event carries the same match signals the pixel gets for free. */ function sendToRelay(email, formId, eventType, eventId) { try { var payload = { token: RELAY_TOKEN, email: email, form_id: formId || "", event_type: eventType, event_id: eventId, /* verbatim, so both paths always match */ source_url: location.href }; var oppref = getOppref(); if (oppref) payload.oppref = oppref; var externalId = getExternalId(); if (externalId) payload.external_id = externalId; fetch(RELAY_URL, { method: "POST", keepalive: true, headers: { "Content-Type": "application/json" }, body: JSON.stringify(payload) }).catch(function () {}); } catch (e) {} } /* Capture the email while the form is still on the page. onFormSubmitted does not reliably carry submissionValues, and by then the form may be removed. */ var lastEmail = ""; document.addEventListener("submit", function (e) { var f = e.target; if (!f || !f.querySelector) return; var i = f.querySelector('input[name="email"], input[type="email"]'); if (i && i.value) lastEmail = i.value; }, true); /* Every HubSpot form on the site reports through this one message event, so no module or theme JS needs editing to add coverage. */ window.addEventListener("message", function (e) { var d = e.data; if (!d || d.type !== "hsFormCallback" || d.eventName !== "onFormSubmitted") return; var email = (d.data && d.data.submissionValues && d.data.submissionValues.email) || lastEmail; if (!email) return; /* without an email there is no stable id to dedupe on */ var eventType = EVENT_BY_FORM[d.id] || EVENT_DEFAULT; buildEventId(email, d.id).then(function (id) { if (firedOnce(id)) return; oaiq("measure", eventType, { type: DATA_TYPE }, { event_id: id }); /* path 1 */ sendToRelay(email, d.id, eventType, id); /* path 2 */ }); }); })();

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See where your logistics stands on automation Start assessment

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Intelligence
Parth - AI Voice Agents COD order confirmations, NDR recovery AI Carrier Allocation 200B+ data points evaluate the best carrier per order. Apex Identifies and acts on exceptions Ally Agentic support for all channels
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Multi-Carrier Integrations Branded Tracking Returns & Exchanges Failed Delivery Management Delivery Date Estimates Order Editing Notifications
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ROI Calculator (1) NDR ROI Calculator See what a 40% RTO cut is worth on your monthly volume. Run the numbers
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RTO Playbook (1) 90-Day RTO Reduction Playbook Go from diagnosis to a 25% cut in RTO in 90 days. Get the playbook
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J&T Express Tracking and API Integration with Clickpost

Achieve a 40% increase in customer NPS through ClickPost’s AI-first logistics solutions.

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Trusted by 600+ global brands

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J&T Express - Integration

Benefits of Connecting J&T Express with ClickPost

  • Convert up to 54% of returns into exchanges with ClickPost's smart returns module, retaining revenue that would otherwise be lost.
  • Cut RTO rates by up to 40% with intelligent NDR workflows and automated reattempt logic that maximize every delivery attempt.
  • Improve SLA adherence by 24% with ClickPost's efficient carrier allocation module that routes every J&T Express shipment optimally.

Check the integration library

Partner ID Order Creation Cancellation Tracking via Polling Tracking via Webhook Proof of Delivery (POD) Non Delivery Report (NDR) Create Pickup Request AWB Generation Flow Label Generation Country
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J&T Express
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How to Track J&T Express Packages?

Track J&T Express Packages with the Clickpost tracking Page

  • Retrieve your J&T Express tracking number from your order confirmation or shipping notification.
  • Visit the ClickPost Tracking Page.
  • Enter the tracking number in the designated field.
  • Click Track to view live shipment status, expected delivery date, and milestones.

Track J&T Express Packages with the Official Page

  • Head to J&T Express's official tracking page.
  • Enter the guide number issued by J&T Express.
  • Separate multiple guide numbers with a space or hyphen.
  • Click the search icon to view real-time shipment status within seconds.

List of J&T Express APIs

API Description
Manifestation and Label Generation AI Manifest forward logistics by auto-generating shipping labels and AWB numbers in bulk.
Track Shipment API View checkpoint-specific real-time shipment status on a centralised ClickPost dashboard.
Cancellation API Cancel J&T Express orders on demand via ClickPost, no manual carrier requests needed.
EDD API Display accurate expected delivery dates at checkout and product pages to meet customer expectations.
NDR Action Update Act on failed J&T Express deliveries instantly, push corrected instructions to the carrier, and reduce RTOs.
Return Webhooks Automate the entire J&T Express returns journey using integrated webhooks for seamless reverse logistics.
API & Description
Manifestation and Label Generation AI
Manifest forward logistics by auto-generating shipping labels and AWB numbers in bulk.
Track Shipment API
View checkpoint-specific real-time shipment status on a centralised ClickPost dashboard.
Cancellation API
Cancel J&T Express orders on demand via ClickPost, no manual carrier requests needed.
EDD API
Display accurate expected delivery dates at checkout and product pages to meet customer expectations.
NDR Action Update
Act on failed J&T Express deliveries instantly, push corrected instructions to the carrier, and reduce RTOs.
Return Webhooks
Automate the entire J&T Express returns journey using integrated webhooks for seamless reverse logistics.

Frequently asked questions

Everything you need to know about ClickPost’s Carriers Integration

What is J&T Express and where does it operate?

J&T Express is a fast-growing logistics company operating across Southeast Asia, the Middle East, and beyond, offering express delivery, reverse logistics, and international shipping for brands with cross-border fulfillment needs.

How do I track a J&T Express shipment?

Enter your guide number on the J&T Express tracking page, up to 10 at a time, separated by a space or hyphen. For a branded experience with milestones and EDD, use ClickPost's tracking page.

Does J&T Express support reverse logistics and returns?

Yes. J&T Express offers reverse logistics, including J&T Jet Express Reverse for the Middle East. Through ClickPost's Return Webhooks, brands can automate the entire returns journey from initiation to completion.

How does ClickPost integrate with J&T Express?

ClickPost integrates with J&T Express via API for order creation, label generation, tracking, and NDR management. All data syncs automatically, no manual portal access needed.

How does ClickPost improve returns management for J&T Express?

ClickPost's returns module converts return requests into exchange opportunities, recovering up to 54% of returns as exchanges and retaining revenue through store credits instead of refunds.

How does ClickPost reduce RTOs for J&T Express shipments?

ClickPost's NDR system flags every failed delivery, contacts customers via WhatsApp or SMS, and pushes corrected instructions back to J&T Express, reducing repeat failures and cutting RTOs by up to 40%.

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"true" : "false"); }); } function fromToggles() { var state = { analytics: false, advertisement: false, functionality: false }; Array.prototype.forEach.call(toggles, function (t) { var key = t.getAttribute("data-cpcb-toggle"); if (key in state) state[key] = t.getAttribute("aria-checked") === "true"; }); return state; } function commit(state, revoke) { writeCookie(COOKIE, JSON.stringify({ analytics: !!state.analytics, advertisement: !!state.advertisement, functionality: !!state.functionality, v: 1, ts: Date.now() }), days); apply(state, revoke); hide(); } Array.prototype.forEach.call(toggles, function (t) { if (t.disabled) return; t.addEventListener("click", function () { t.setAttribute("aria-checked", t.getAttribute("aria-checked") === "true" ? "false" : "true"); }); }); banner.addEventListener("click", function (e) { if (!e.target || !e.target.closest) return; var btn = e.target.closest("[data-cpcb-action]"); if (!btn) return; var action = btn.getAttribute("data-cpcb-action"); if (action === "customise") { expand(); return; } if (action === "accept") { commit({ analytics: true, advertisement: true, functionality: true }, false); return; } if (action === "reject") { commit({ analytics: false, advertisement: false, functionality: false }, true); return; } if (action === "save") { commit(fromToggles(), true); return; } }); var existing = stored(); if (existing) { apply(existing, false); paint(existing); collapse(); } else if (!inScope(banner)) { // Out of the consent-required region: implied consent, banner never shown. commitSilently(); } else { collapse(); show(); } function commitSilently() { var all = { analytics: true, advertisement: true, functionality: true }; writeCookie(COOKIE, JSON.stringify({ analytics: true, advertisement: true, functionality: true, v: 1, ts: Date.now(), implied: true }), days); apply(all, false); } // Public re-open hook for a footer "Cookie settings" link. window.cpCookieBanner = window.cpCookieBanner || {}; window.cpCookieBanner.open = function () { var s = stored() || { analytics: false, advertisement: false, functionality: false }; paint(s); expand(); show(); }; } function boot() { var banners = document.querySelectorAll("[data-cpcb]"); if (!banners.length) return; init(banners[0]); document.addEventListener("click", function (e) { if (!e.target || !e.target.closest) return; var trigger = e.target.closest("[data-cp-cookie-settings]"); if (!trigger) return; e.preventDefault(); if (window.cpCookieBanner && window.cpCookieBanner.open) window.cpCookieBanner.open(); }); } if (document.readyState === "loading") { document.addEventListener("DOMContentLoaded", boot); } else { boot(); } })(); ```html ```