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1. Chengdu Advanced Technology Co., Ltd. was established on June 17, 2008. Its business scope is the research, development and pilot testing of automatic packaging technology and equipment for semiconductors and new electronic products, while Wuxi Advanced Technology Co., Ltd. Established on December 8, 2003, the company's business scope includes the manufacturing of disk drives and the maintenance of instruments and equipment.
2. Chengdu Advanced Technology Co., Ltd. is a private company, while Wuxi Advanced Technology Co., Ltd. is a Sino-foreign joint venture.