With experience in exporting to over 50 countries and an annual production exceeding 50,000 sets, Guchen is one of the biggest bus air conditioner manufacturer in the world. Our very own air-conditioning labs to ensure the high quality and reliability of all of our products. The TS16949 Quality Control System is closely followed to ensure international standards are met as well as environmental friendly steps are taken... to uphold our social responsibility as an leading enterprise in the industry.