Are Zhuhai Jinda and Daejeon the same company?

No. According to the inquiry, the companies named Jinda in Zhuhai include Zhuhai Jinda Investment Co., Ltd., Jinda (Zhuhai) Circuit Board Co., Ltd., Zhuhai Jinda Human Resources Co., Ltd. and Zhuhai Jinda Automobile Trading Co., Ltd. ... The company named Datian is Zhuhai Datian Automobile Investment Management Co., Ltd., which is different from the above companies.