Xi'an Optris Instrument Co., Ltd.   

Optris is the company, the company, the company is a professional and innovative company, known as the Xi'an Institute of technology consulting and services for the company, the company's predecessor Xi'an pressure meter, a number of domestic and foreign technical consulting and services for the company, the company's predecessor, the company's predecessor, the company's first line of credit, the company's predecessor, the company's predecessor, the company's predecessor, the company's predecessor, the company's predecessor, the company's predecessor, the company's predecessor, the company's predecessor, the company's predecessor, the company's predecessor, the company's predecessor, the company's predecessor, the company's predecessor, the company's predecessor. The quality of the hand, hand in hand with you and me together to create a brilliant tomorrow!