Huawei does not pay social security after sale.

Negotiate or consult relevant labor arbitration institutions or lawyers with the human resources department of the company. According to China's labor laws and regulations, employers should pay social insurance for employees. As Huawei's after-sales staff, Huawei should help pay social insurance. If the company refuses to pay, it can negotiate with the company's human resources department or consult the relevant labor arbitration institution or lawyer.