Dongguan Hongjin Testing Instrument Co., Ltd. is registered at No. 5, Chuangye 2nd Road, Mujian, Changping Town, Dongguan City, Guangdong Province. The registration authority is Dongguan Market Supervision Administration, and the legal representative is Zeng Wanxia. The business scope includes production, research and development, sales, and maintenance; Instrumentation, environmental testing equipment, refrigeration equipment, mechanical and electrical equipment, hardware machinery, electronic products; Software development; Import and export of goods or technology (excluding goods and technology prohibited by the state or subject to administrative approval). (For projects that require approval by law, business activities can only be carried out after approval by relevant departments)