1. Shanghai R&F Measuring Equipment Co., Ltd.: The scope includes measuring equipment, instrumentation, electromechanical equipment, automation equipment, mechanical equipment, digital products, computers, software and auxiliary equipment (except special products for computer information system security), communication equipment (except ground receiving facilities for satellite TV broadcasting), hardware and electrical equipment, office equipment and first-class medical equipment.
2. Siwaka Precision Measuring Tool (Dongguan) Co., Ltd.: The business scope includes R&D and sales: electromechanical equipment, measuring tools, knives, hardware tools, bearings, instruments and meters, mechanical equipment and accessories, and electronic products. Cleaning services, e-commerce (not engaged in value-added telecommunications and financial services), building decoration materials and daily necessities wholesale and retail, landscaping projects.
3. Foshan Zhuncheng Electronics Co., Ltd.: The scope includes technical research and development of electronic products and laboratory instruments; Sales: electronic products, instruments and meters, laboratory instruments; Technical development, technical service and achievement transfer of mechatronics products and equipment; Information system integration service; Internet of things technology research and development, technical services and technology transfer; Factory and laboratory planning and design services.
4. Shenzhen Qianjiu Electronic Technology Co., Ltd.: The scope includes the technical development, purchase and sale of electronic products, hardware machinery, power tools and other domestic commercial and material supply and marketing industries; Enterprise management consulting services; Metrological testing and testing certification services; Domestic commercial and material supply and marketing industries; Import and export of goods and technologies (except those prohibited by the state or involving administrative examination and approval).
5. Shanghai Fanyou Tools Co., Ltd.: The business scope includes sales tools, knives, measuring tools, mechanical equipment and accessories, instruments and meters, Wujinjiaodian, metal materials, plastic products, wood products, power tools, cosmetics and clothing. Engaged in technical development, technical service, technical consultation and technology transfer in the fields of computer technology and instrument technology. Municipal public works construction.