Tongyi originated from Taiwan, in order to meet the needs of mainland customers, in April 1999, the company set up an assembly plant in Dongguan of the Pearl River Delta, and began to sell some of its products to the Pearl River Delta market. Adhering to the purpose of "excellence, quality first", the company is committed to the research and development of intelligent automation equipment innovation, intelligent manufacturing and the whole plant planning, to provide intelligent factory overall solutions, is a professional engaged in intelligent automation equipment, design, research and development, production, sales and service in one of the intelligent manufacturing high-tech enterprises.

Dry cabinet, industrial oven, test chamber and other automation equipments are GMS Industrial main products. GMS Technology (Shenzhen) Co., Ltd is a professional supplier of humidity and temperature control, providing solutions for optoelectroics, precision electronics, semiconductors, pharmaceuticals and chemicals, automobiles, universities and scientific research institutions and other industries. We always adhere to the concept of perfect integration of professionalism and quality, and established a good enterprise system.

Hiross (Zhangzhou) Industrial Machinery Co., Ltd, has specialized in Compressed air system and releated equipment for more than 15 years, leading the compressed air drying industry in energy-saving and environmental protection. Hiross is a professional manufacturer engaged in the research, development, production, sale and service of refrigerated air dryer, desiccant air dryer, air filter, air filter element, dehumidifier, and other accessories. Our factory occupies a 16, 000 square meter manufacturing field which located in Zhangzhou City with convenient transportation, only 1 Hour distance to Xiamen Port. Dedicated to strict quality control and thoughtful customer service, Our technical staff members got rich experience to meet any of customer's requirement. After so many years of development, our company has obtained CE, GCCA Certification, ISO 9001: 2015 Quality management system and National High Technology Enterprises. Our products have been sold to more than 50 countries around the world. All of our products are widely used in kinds of industry including petroleum industry, chemical industry, electric power industry, food industry, medical industry, biological pharmaceutical industry, textile industry. We also welcome OEM and ODM orders. Whether selecting a current product from our catalog or seeking engineering assistance for your application, Please feel free to contact our customer service center about your sourcing requirements. We also welcome customers from all over the world to visit our factory and hopefully build business cooperation together.