Chongqing Rongkai Chuanyi Instrument Co., Ltd. is located at the foot of Jinyun Mountain and Jialing River, a picturesque national scenic spot. Its predecessor, the former Southwest hairline factory, was established in March 1966 by moving half of Shanghai Weiquan instrument hairline factory to Chongqing with the approval of the State Development Planning Commission and the Ministry of first machinery.
After 50 years of construction and development, Rongkai Chuanyi has developed its products from single instrument hairspring to industrial AC / DC uninterruptible power supply and its system, various instrument hairsprings, thermal bimetal temperature sensing elements, pressure gauge movement and other products. It is widely used in electric power, metallurgy, petroleum, chemical industry, building materials, rail transit, led, photovoltaic and other industries. The products are sold all over the country and exported to overseas, and are well received by the majority of users.
The company has passed ISO9001 international quality system certification and established a complete set of quality control system. The product has passed the Chongqing high-tech product appraisal, obtained the British NQA quality certification, EU CE certification, TLC certification, EMC certification, and obtained a number of patents in the power industry. It is a member of the "domestic rail transit platform door special power system standard" formulation Committee.
The company attaches great importance to the construction of talent team. It has many years of engineering and technical elites engaged in industrial power research at home and abroad, an efficient management team, and a production and manufacturing team with professional skills.
Looking forward to the future, we will uphold the business philosophy of "integrity, quality, humanism, innovation". With the business tenet of serving the country with industry and benefiting employees, and with the spirit of continuous innovation, we are marching forward to "the largest green, energy-saving and environmental protection power supply provider in China"! Strive to build Chongqing Rongkai Chuanyi Instrument Co., Ltd. into a century old enterprise!

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