The registration address of the changzhou city wujin letter and precision machinery ltd. Is located in the village of zhuongyong township, yaoshan bridge, wuwon district, with the registration authority being the economic development zone management committee of jiangsuyang county, representing zhang liang and covering general projects: mechanical parts, parts and components processing; sale of mechanical parts, parts and components; manufacture of electronic instruments; manufacture of coating equipment; sale of coating equipment; manufacture of specialized equipment for environmental protection; sale of specialized equipment for environmental protection; manufacture of mechanical and electrical equipment; sale of electrical equipment; installation of general mechanical equipment services; sale of metal materials; sale of rubber products; sale of plastics; wholesale distribution of five gold products; retail sale of five gold products; sale of household appliances; sale of spare parts for household appliances; import and export of goods; import and export of technology; export and import/export agents (run autonomous operations under a licence, except for projects subject to legal authorization)