Founded in 2020, Shenzhen Xinrui Electric Heating Technology Co., Ltd. is located in Longgang, Shenzhen, specializing in the development and production of all kinds of cartridge heater, immersion heater, thermocouple and other heating elements. Our featured products are single-ended electric heating tubes. The diameter can be from 2.0 mm to 35 mm. We're one of the leading factories who can achieve the smallest diameter, the longest direct outlet and high-power single-ended electric heating tube in this field. Our goal is to become a leading enterprise in the industry, we insist the belief "Customer First, Quality First" . We would like to work with all customers with high technology, excellent products and good service. Welcome to contact us for all OEM/ODM projects.