Qinghai Measuring and Blade Co., Ltd. is an enterprise developed by the micrometer workshop of Harbin Measuring and Blade Factory in Xining, Qinghai during the construction period of the "three-line" period. It is one of the early manufacturers of micrometers in China. In November 1997, after the joint-stock cooperative system transformation, it became a private enterprise and was one of the first pilot units for modern enterprise system reform in Qinghai Province. In October 2002, he moved into Xining (national) Economic and Technological Development Zone as a whole. The company covers an area of ​​50,000 square meters and has 440 employees, including 75 professional and technical personnel of various types. The company uses measuring gauge technology research and development, machinery manufacturing and sales trading entities, with a total assets of 320 million yuan, an annual output value of 150 million yuan, and a profit and tax paid by nearly 10 million yuan. It is a well-known enterprise in China's measuring instrument industry.

The company's leading product micrometer has the characteristics of many varieties, complete specifications and strong speciality. Currently, the company has more than 300 varieties and more than 10,000 product specifications, and has a variety of reading and display types; among which the three-point inner diameter series micrometers have the characteristics of high accuracy and rapid measurement, which has been highly recognized by the market. In addition to micrometers, the company also produces meter, caliper and cutting tool products. The company's products are strictly manufactured in accordance with ISO and DIN standards. Among them, 3 products have obtained international micrometer certification, and 4 electronic products have obtained EU CE certification; 2 products have passed ROHS certification and CA65 certification respectively. Registered QLR trademarks in Germany, the United States and Brazil. The annual production and sales of 1 million pieces account for about one fifth of the world's micrometer production.

The company has 2 scientific and technological personnel who enjoy special allowances from the State Council, 3 scientific and technological personnel who enjoy special allowances from the Qinghai Provincial Government, and more than 10 senior engineers and engineers. The company is the executive director unit of the Tool Branch of the China Machine Tools Industry Association; it is a member of the National Technical Committee for Measuring and Measuring Meter Standardization, and is responsible for the drafting, formulation and revision of some gauge standards. The company has applied for more than 50 patents to register. It is a high-tech enterprise in Qinghai Province and a small science and technology giant enterprise in Qinghai Province.

Over the years, the company has invested a total of RMB 130 million to automatically upgrade and transform the micrometer production line, and has successively introduced more than 80 internationally advanced CNC longitudinal cutting machine tools, more than 20 machining centers in the United States, Japan and other countries, and more than 10 micrometer-specific machine tools. There is one automatic spray line for ruler frame and one set of quenching automation digital vacuum furnaces. The high-precision external grinding automation production line has been upgraded and transformed. The processing of core parts of the measuring tool has been automated throughout the entire line, and currently has about 600 sets of processing equipment of various types.

The metrology and testing center has a large number of advanced geometric metrology instruments, including 3 German length measuring machines, 1 Swiss high-precision universal length measuring machine, 1 pneumatic meter group, and 1 high-precision indicator fully automatic calibration instrument, with a total of more than 30 Precision detection equipment. In 1985, it was rated as a first-level unit of measurement by the State Administration of Measuring.

The product design uses CAD system and PDM system, and in 2005, the ERP company management system was introduced. In December 2009, Qingliang was recognized by the Ministry of Science and Technology as a demonstration enterprise for the application of information technology engineering in manufacturing and is a provincial-level demonstration enterprise for the integration of industrialization and industrialization.

In 1983, the products won more than 10 national Golden Dragon Awards and key new product awards; and more than 20 high-tech products, including high-tech products. The products have passed more than 10 international alliance certifications. The company has won more than 50 titles such as advanced and A-level enterprises in the ministry, province and city.

In order to expand sales and research and development of new products, in 2005, the company invested in Suzhou Macron Measurement Technology Co., Ltd. and Suzhou Haipurui Import and Export Co., Ltd. in Suzhou. In early 2019, it was changed to Qingliang Technology after cooperating with Shenzhen Dongye Precision Instrument Co., Ltd. to establish a R&D center with Shenzhen Dongye Precision Instrument Co., Ltd. Shenzhen Co., Ltd.; at the end of 2019, a high-end measuring instrument production center - Qinghai Measuring Gear (Changzhou) Co., Ltd., was established in Changzhou, and the production of high-precision electronic digital display measuring instruments will begin by the end of 2022. Qingliang E-Commerce Co., Ltd. was established in 2022.

Accurate measurement, efficient use, international market, scale of products, automation of production, and intelligent manufacturing are the development concepts of Qingliang Company. Contemporary Qingliang people follow the laws of the market economy, rely on advanced technology, adopt information management, be brave in innovation, and move towards a new journey with a pragmatic work style and a continuous progressive work attitude.