Tianjin Otis passed ISO9001 quality certification in 1993, which was the first enterprise in the national elevator industry to receive this honor. The company has also been honored as one of the "Top Ten Joint Venture Enterprises in China", "Top Ten Outstanding Enterprises in the Machinery Industry", "China Quality Miles (92-96) Honorable List", "Three Satisfactory Enterprises", and "Three Satisfactory Enterprises" for 10 consecutive years. "Enterprise", "Advanced Technology Enterprise" for 10 consecutive years, recognized as "Knowledge-intensive and Technology-intensive Enterprise" since 1995, and received tax incentives from the government for Tianjin Otis. etc. For example, the company was recognized as a "knowledge-intensive and technology-intensive enterprise", and in 1995 and 1996, the company was granted a tax rebate of more than RMB 70 million. The company has effectively used the concessions given by the state, carried out technological transformation infrastructure construction, accelerated the pace of technology introduction of elevator products; built a world-class training center, training of various types of personnel, improve the quality of the company's staff at all levels, to meet the needs of human resources for the development of enterprises.