Shenzhen D&D Industry Equiment Co., Ltd. a Sin-Japan technical cooperation enterprise, mainly makes technical exchange with Japanese companies and introduces, sales and after-sale service of lead-free reflow soldering. The main products of the company, including lead-free wave soldering, lead-free reflow soldering, are jointly developed and manufactured with a Japanese company, which has more than 30 years of manufacturing the similar equipment, in comsideration of domestic demand of clients based in China. Furthermore, the company has obtained the patents in china in the following key technologies: the cast iron furnace lining for wave soldering machine, second waveform external adjustment mechanism, cyclone heating system for reflow soldering and more, The company is proud of being the leader among the fellow enterprises at home for it can develop lead-free soldering equipment with its own intellectual property. In recent years, D&D has implemented full copperation in the field of lead-free tin soldering materials, non-halogen scaling powder with ISHIKAWA METAL CO., LTD.(Japan), Denshi-Jisso. com Co., LTD, Material Research Institute of Tsinghua University, etc. Based on the business idea of human upmost, more services, green and environmental, and more loves in D&D. D&D people grow together with her cooperators, suppliers and clients. D&D Company is located at Fuyong Town, the frontier of Shenzhen city, with convenient traffic and advantageous position, and with a factory area of 11000 square meters. It has approximately 200 staffs. including 48 of engineers and technicians, 80% of staff graduating from technical secondary schools. D&D Company also establishes offices in Shanghai, Suzhou, Bejing, Tianjin, Xiamen and Qingdao, so as to provide clients with the most friendly services.