16 years of experience in the die-casting industry, mainly as a quality manager and director. Served in multiple large die-casting manufacturing companies, serving end customers such as Samsung, Motorola, Nokia, and Huawei, OPPO, Vivo， Xiaomi, Mercedes Benz, BMW, Guangzhou Automobile Group, Dongfeng Honda, Ideal, Xiaopeng, BYD, Sailis, Changan, etc.