Shenzhen Ruihong Xin technology Co., LTD. Headquarters in Hong Kong, Kowloon Bay, Kowloon Linle Street no. 19 Meruo Center 68:405-409, the company has rich experience in the development of microcontroller and has more than 80 professional and high-quality design and development engineers. The company has the following development of mature programs: digital camera: charger: MP3: car alarm: access guard theft: video phone: electronic scale: smoke probe: attendance machine: hot water equipment: electric toy car: all kinds of communication instruments: fire equipment program and so on. {the company to undertake external development of microcontroller and all kinds of home appliances program development, All kinds of anti-theft equipment program development and so on} technical advisory:13823508713 Miss Li long-term special supply :PIC full series products 12C508 12C509A/671 full series 12F508/509/629/675/683 full series 16 c56a / 54 c/c / 58 57 b / 62 b / 63 a / 73 b / 74 b/a / 628 a whole series of 16 f54/57/627/684/630 16 f72/73/74/76/84 whole series of 18 f252/242/258/1320/2525/2520 and so on. Memory full range: 24 lc01 24 lcxx02 04/08/16/32/32/64/128/256/512 series 93 lc46 lcxx56 93/66/76/86 whole series of long-term sale supply: AT the whole series of products: AT89S51 AT89SXX full series AT89CXX AT89C52 full series ATMEGA8/16/32/88/64/128/168/169/162/8515/8535/1281/1280/2560/2561 ATMEGA full range.