Goods dispatched → Call/Wechat/WhatsApp to remind → Guide to use → check and accept → OK → finished
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↓
OK ← check and accept ← Solve ← Ananlyse ← Breakdown/fault
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pay a return visit by call/email/whatsapp.
Welcome to Shenzhen Dinghua Innovation Technology Co., Ltd.
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Email
John- VK App,too
Skype
+86 157 6811 4827