Yes. According to the information on Sohu.com, Chengdu MPS Company was an outsourcing company that introduced the concept and business of Lexmark to China's printing application market before 2006. The company integrates design, R&D, manufacturing and sales, and has a number of patented technologies at the world's top level. MPS's products include CCFL lamp driver chips, DC/DC converters, white light LED drivers, and Class D power amplifier ICs. More than 100 varieties.