Shanghai Chemical Industry Zone Import and Export Co., Ltd

Beijing Zhongtian Guangzheng Technology Co., Ltd. is an enterprise with modern corporate system characteristics. It is a comprehensive optical instrument professional manufacturer that integrates research and development, manufacturing, and sales, an

Established in 1966, quality and environment systems, ISO 14001, EMAS, ISO 9001, IATF 16949, OHSAS 18001. Sales turnover 82 Ml euro with exports amounting to 40% in 50 countries; 780 employees of wich 25 in R&D and technical dept. Five production pla

As an owner-managed family business, we have been offering comprehensive service in the field of precious metals for over 25 years. From the new production of precious metals containing products over the repair up to the recycling of unusable old go