Eastloong Measurement & Control Technology Co.,Ltd.

The company takes research and development as the leader and quality as the guarantee, with over a hundred patents and software copyrights. For many years, Dongfang Long Company has been innovating and developing in the field of steel rolling measurement with a focused spirit and enterprising attitude, and has been highly praised by customers.
Since the successful development of domestic diameter gauges in our company, more than 600 gauges of various specifications and models have been put on the market, with an annual production capacity of over 100. The products have covered steel rolling enterprises in various provinces, cities and regions in China, such as Baosteel, Hualing Steel, Ansteel, Daye Special Steel, Jiyuan Steel, Hegang Tang Steel, Zhongtian Steel, Nanjing Steel, Kunming Steel, Sansteel Minguang, Chongqing Steel, Qingshan Steel, Delong Steel, Jianlong Steel, etc. At the same time, it has also been sold to more than ten countries, including South Korea, Indonesia, Malaysia, Thailand, India, Iran, Türkiye, Uzbekistan, Albania, Algeria, and has become the preferred professional supplier for domestic steel enterprises and design institutes.
Tianjin Dongfanglong Optoelectronic Measurement and Control Technology Co., Ltd. adheres to the goal of meeting user needs, continuously innovating to provide users with satisfactory solutions and high-quality produc