Shanghai Changliang Machinery Manufacturing Co., Ltd. is a modern company engaged in producing auto condition compressor parts and whole compressors. With the long-term dedication to the development and production of main parts of automobile compressors, like compressor cylinders, our management team has over 10 years' experience in serving the automotive aftermarket. Our company is qualified for manufacturing and assembling many different types of complete compressors. Our comprehensive production capacity of parts and complete compressors can reach 500000 units each year. We also set up Shanghai Xinjing Auto Parts Co., Ltd. and Haihua Enterprise Ltd. We do export business. We have already established business relationships with many customers worldwide. We have two registered brands: One is Xinjing; the other is Doself.

Quality is what a credible company must guarantee to its partners and users. Whether a company can supply clients with the best products is crucial to its credibility and honesty that decides the survival of a company. We are greatly thankful to our employees for their unremitting pursuit of good quality, which has supported us through the rain of all the years and won trust from our friends. There is no other way to keep improving but to work hard. With our utmost effort and unceasing passion, we are doing perfectly in details and thus bring out fine workmanship. Since we always adhere to ISO9000:2000 and ISO/TS16949:2002 quality system standards, our compressors not only have surpassed the advanced level in domestic market but also reached the first class the international markets.

"The wise people win, and the allied gets stronger" is our concept. We are expecting your sincere cooperation to achieve win-win result.