T+0 Instant USDT Clearing Engine

Direct Payment Routes Into Chinese Markets.

Accept Alipay, WeChat Pay, UnionPay, and Crypto at scale. Clear transactions smoothly, mitigate chargeback risks, and settle daily earnings directly in USDT. Engineered for global high-volume platforms.

curl -X POST https://api.sinopay.io/v1/charges \
  -H "Authorization: Bearer sp_live_8..." \
  -d amount=888.00 \
  -d currency="CNY" \
  -d channel="alipay"

Transaction Success Settled

Order: #TX_8892A
¥ 8,800.00 Verified Route
SUPPORTED PAYMENT CHANNELS & SETTLEMENT PROTOCOLS
Alipay (支付宝)
WeChat Pay (微信支付)
UnionPay QuickPass (银联)
USDT TRC-20
USDT ERC-20
Visa / Mastercard B2B
Alipay (支付宝)
WeChat Pay (微信支付)
UnionPay QuickPass (银联)
USDT TRC-20
USDT ERC-20

High-Volume Infrastructure

Processing corridors engineered for uptime, throughput, and automatic USDT clearing.

USDT Payout Calculator

Estimate your net settlements in USDT. Sliding calculations include our 0.8% standard route fee.

Weekly Transaction Volume ¥100,000
Standard Fee (0.8%)
¥800
Exchange Rate (Spot)
1 USDT = ¥7.15
Net Settlement
$13,874.12

Live Routing Status

Current availability and connection speeds of our automated Chinese merchant corridors.

Alipay API Tunnel Active
WeChat Pay Tunnel Active
UnionPay API Tunnel Active
USDT Settlement Vaults Active

Checkout Interface

Demo checkout view showing Alipay, WeChat Pay, and Crypto selector layouts. Test buttons on the right to switch views.

Select a payment option

Chargeback Control

Our routing algorithms analyze geolocation logs and wallet tags in real-time, reducing fraud risk by 94%.

Live Settlement Stream

Real-time transaction activity processed across SinoPay corridors in the last 60 seconds.

Live Settlement Feeds
Auto Refresh: Active
Alipay
¥ 12,500.00
➜ 1,748.25 USDT
10s ago • Settled
WeChat Pay
¥ 8,800.00
➜ 1,230.76 USDT
24s ago • Settled
UnionPay
¥ 45,000.00
➜ 6,293.70 USDT
41s ago • Settled
Crypto
¥ 18,200.00
➜ 2,545.45 USDT
58s ago • Settled

Automated USDT Settlement Flow

How payments move from customer deposit to your secure crypto wallet within minutes.

01

Customer Scan Checkout

Your user initiates payment on your system (e.g. gaming recharge, bookie credits). SinoPay instantly generates localized Alipay/WeChat QR codes matching the target CNY value.

02

Direct CNY Inbound Clearance

The transaction clears immediately inside China's banking network. SinoPay risk monitors instantly verify the transaction telemetry, mitigating chargeback and routing concerns.

03

Vault Conversion (Spot Liquidity)

Cleared funds automatically route to SinoPay spot liquidity vaults. The system executes immediate, automated conversion into USDT at the live mid-market exchange rate.

04

Instant USDT Payout

Net earnings (minus 0.8% standard route fee) automatically trigger. Funds are transferred to your preset Web3 destination wallet address (TRC-20 or ERC-20) within seconds.

Institutional Security & Compliance

Bank-grade protection protocols built for high-throughput global platforms.

PCI-DSS Level 1

Highest tier payment security architecture with end-to-end payload encryption and hardware security modules (HSM).

AI Risk Telemetry

Real-time machine learning engine analyzes geolocation, device fingerprints, and wallet tags to block fraud instantly.

Multi-Sig Vault Custody

USDT settlement balances are protected by cold vault storage with multi-signature key authorization.

24/7 Dedicated NOC

Engineers monitor tunnel latency, bank gateway nodes, and node liquidity around the clock with guaranteed 99.99% SLA.

Robust B2B API Engine

Deploy payment checkouts on your system in under 10 minutes with simple requests.

1

Initialize Charge Request

Send a secure POST request carrying target order details, currency parameters, and routing flags directly to our endpoints.

2

Receive Payment Endpoint

The gateway returns a secure payload containing client redirect pages, custom QR links, and transaction route maps.

3

Listen to Webhook Signal

Our servers fire secure cryptographic webhook payloads directly to your listeners once transactions settle successfully.

API RESPONSE MOCK
{
  "id": "ch_9f838da7d8",
  "object": "charge",
  "amount": 888.00,
  "currency": "cny",
  "status": "pending_payment",
  "channel": "alipay",
  "checkout_url": "https://checkout.sinopay.io/pay/9f83...",
  "created_at": 1781290382
}

Trusted By High-Volume Merchants

Over $500M+ processed seamlessly for global digital platforms across Asia and beyond.

$540M+
Total Settled Volume
99.99%
Gateway Uptime SLA
< 180s
Avg USDT Settlement
1,420+
Active B2B Merchants

Frequently Asked Questions

Everything you need to know about processing payments with SinoPay B2B Gateway.

SinoPay operates T+0 automated USDT settlements. Once the customer's transaction successfully clears, the net payout value is converted and transferred directly to your Web3 TRC-20/ERC-20 wallet destination within 5-10 minutes.

There are no setup fees, monthly maintenance fees, or hidden charges. We only charge a flat 0.8% route fee per successful transaction. SinoPay is engineered for high-concurrency B2B demands, accepting daily merchant volumes exceeding ¥10,000,000 without latency bottlenecks.

SinoPay natively supports Alipay (支付宝), WeChat Pay (微信支付), and UnionPay QuickPass (银联) channels. We also support native Web3 USDT/BTC channels, letting merchants run localized collection flows seamlessly.

SinoPay uses automated geofencing, IP log fingerprinting, and device risk telemetry at checkout. By actively filtering suspicious clients, we reduce fraud, chargeback attempts, and wallet routing vulnerabilities by up to 94%.

Secure Your Payment Corridors Today.

Deploy SinoPay API, bypass routing bottlenecks, and settle net payouts instantly in USDT.