The famous ones abroad are Visa, Japanese Rome, Panasonic and KOA, and the famous ones at home are Housheng Electronics, Guo Ju Electronics, Fuxin Electronics, Guangdong Fenghua, Shenzhen Yuyang, and RALEC in Taiwan Province Province of China. If you want to cooperate, it is recommended to consider domestic products. For example, Fuxin Electronics has many companies in China, and its development scale is good.