Ji'nan Long Feng state science and Technology Development Co., Ltd.   

Ji'nan Changfeng country science and Technology Development Co., Ltd. is a company engaged in measuring and testing instrument development and production and sales as one of the joint-stock enterprises, mainly engaged in temperature and humidity testing device, thermal resistance thermocouple automatic verification system, intelligent temperature and humidity field inspection instrument, standard thermostatic bath, heat meter for special thermostat (single cavity, double cavity, three cavity), research and development of high temperature salt bath, portable thermostatic bath, dry well temperature calibration furnace, thermocouple calibration furnace, horizontal instrument calibration of thermal products. The company has specialized subordinate research and production base, has strong scientific and technological strength support, engaged in measuring instruments of a full set of scientific research, production, marketing. Has been developed a variety of thermal verification products, many times won the national research and development contribution award, and praised by the vast numbers of users. Company tenet: your demand is our service! At the same time, our company has a number of experienced and first-class professional quality of sales staff, managers and professional technical engineers. Since the establishment of the company, with "integrity, accurate and efficient" work standards, with flexible operational mechanism, to provide customers with professional and quality service as the basic purpose of the company, the majority of customers to establish long Feng Technology "honest and efficient" good reputation, has won wide acclaim customers.