What is the relationship between Wuxi Haichen and Haitai?

Wuxi Haitai Semiconductor (Wuxi) Co., Ltd. is a holding subsidiary of Haichen Company. According to relevant public information, the shareholders and business scope of the two companies are the same. Legal Representative Li Dongzai. The business scope includes probe testing, packaging, package testing, module assembly and module testing of semiconductor products, self-owned property leasing, self-owned equipment and accessories leasing.