Yangzhou Zhongtai Actuator Technology Co., Ltd., located in Yangzhou City, Jiangsu Province, a scenic national historical and cultural city, is a professional manufacturer of valve door electric actuators integrating product R & D, production and sales in the field of fluid intelligent control. With a registered capital of 51.68 million yuan, the company has intelligent processing equipment, intelligent assembly lines and various precision testing instruments and equipment. The company has passed ISO9001, ISO14001, ISO18001, after-sales service system and other management system five-star certification and sil3, CE LVD, CE EMC and other overseas certification. Relying on its own technical strength, it has independently developed ZT, ZQ, zt-r series electric actuators, including intelligent switch type, intelligent regulation type, etc. explosion-proof products have obtained the Exd II cT4 national explosion-proof certificate issued by Nanyang national explosion proof Electrical Research Institute, as well as the EU explosion-proof ATEX certification and domestic and foreign double explosion-proof certification. With novel appearance, simple structure, accurate control and low failure rate, the product can meet the working conditions of high protection grade IP68 and ultra-low temperature (-40 ℃), and can well meet the requirements of different industries and application environments.