
TIANDI SCIENCE AND TECHNOLOGY CO., LTD. delivers coal-industry engineering solutions and manufactures mine electrical and environmental protection equipment, backed by proprietary core technologies and patented know-how.
TIANDI SCIENCE AND TECHNOLOGY CO., LTD. is an industrial technology company sponsored by China Coal Research Institute in partnership with Yanzhou Coal Group Co., Ltd., Qinghua Ziguang Inc. Co., Guangzhou Energy Research Institute of the Chinese Academy of Sciences, and Datun Coal and Electricity Co., Ltd.
The company’s business scope covers the development and sales of electrical products, environmental protection equipment, and mine electrical products. It also undertakes engineering design and contracting for underground projects, coal cleaning and selection projects, coal comprehensive utilization projects, environmental protection projects, network projects, mine construction, and production system design.
With a strong focus on innovation, the company maintains proprietary intellectual property for its core technologies and products, supported by patents and specialized technologies. It is committed to delivering high-technology, high-quality, and high-efficiency services to customers in both domestic and international markets.

The company is mainly sponsored by China Coal Research Institute, in combination with Yanzhou Coal Group Co., Ltd., Qinghua Ziguang Inc. Co., Guangzhou Energy Research Institute of the Chinese Academy of Sciences, and Datun Coal and Electricity Co., Ltd.
The company’s shares were listed on the Shanghai Stock Exchange on May 15, 2002, following authorization by the National Economy and Trade Committee and registration with the National Industrial and Commercial Administration Bureau.
All core technologies and core products are supported by independent intellectual property rights, strengthened by an established portfolio of patents and specialized technologies.
The company obtained ISO 9001 quality system certification in 2001 and maintains a management approach centered on quality and continuous improvement.
With innovation at its core, the company supports coal industry modernization and delivers high-technology, high-quality, and high-efficiency solutions for customers at home and abroad.
The company achieved high-technology authentication organized by the National Science Ministry and the Chinese Academy of Sciences in March 2000.
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