Hunan Sanda Yingtai Environmental Protection Technology Co., Ltd. (hereinafter referred to as "Yingtai Environmental Protection") was established in 2017. It is a subsidiary of Hunan Sanda Technology Co., Ltd. (stock abbreviation: Sanda Technology; stock code: 300515. SZ), a listed company on the A-share market. Located in a national high-tech industrial development zone, it mainly engages in the research and development, manufacturing, sales, and service of laboratory instruments (heavy metal analysis, element analysis, coal quality analysis, water quality analysis, etc.), laboratory pre-treatment equipment (wind drying, sample preparation equipment, etc.), laboratory design and construction, laboratory information management systems, and other overall solutions. It is a trusted long-term partner for customers.

Yingtai Environmental Protection is a national high-tech enterprise that has participated in the drafting and formulation of multiple industry group, local, and industry standards. It has applied for a total of 41 patents (including 10 invention patents) and has been granted 32 valid patents. The company and its products have passed the ISO9001:2015 quality management system, ISO14001:2015 environmental management system, and ISO45001:2018 occupational health and safety management system.

Yingtai Environmental Protection has inherited the professional capabilities of San De Technology in the fields of laboratory instrument and equipment research and development, laboratory management software development and implementation, laboratory engineering project construction management, etc., and has accumulated extensive experience in enterprise laboratory construction and laboratory analytical instrument services. Based on this, relying on the resources of listed companies, Yingtai Environmental Protection will be committed to providing first-class laboratory construction, instruments, and information management system solutions for enterprises in industries such as petroleum, coal, chemical, environmental, mineral, semiconductor, degradable materials, new energy, and food, creating maximum value for customers.