本公司為原臺灣瑞昶電機有限公司技術及生產製造團隊所成立的新公司，並以DG DARGANG品牌行銷世界各地，本公司在製造高壓鼓風機的領域上已有二十幾年之經驗，秉持著服務至上、品質第一和技術本位的精神，來服務國內外產業界，希望舊雨新知繼續支持與指教。
本公司以全新模組製造出更高品質的鼓風機，無論在外觀、風壓及風量之特性上均比以往卓越，出廠前每臺均經過嚴格測試，確保百分百高品質，以提供客戶更高效率的品質、更優質的服務以及更多元的選擇，協助客戶生產，更有市場競爭力的產品，並以協助國內外機械廠商，提升產品品質降低成本為目的。
We have a profession technical and manufacturing team formed originally from Ruey Chaang (RC) Electric Co.,Ltd. and has been selling DG DARGANG brand word-wide. The company has more than twenty years of high-pressure blower field experience with spirit of providing quick service and technical based high quality products for our most valuable customers and potential business partners. Your interests and enquires are always welcome.
 
A brand new set of modules have been invented to upgrade quality of our high-pressure blowers leading the new series of blowers are both in appearance, air pressure and volume more desirable than the old series. Rigorous tests and inspections have conducted for each blower ship out of the factory for firm 100% high quality products deliver to customers. The purpose is to make sure customers receive most efficient, higher quality service and muti-choice of products that will support local and global machinery manufacturers to upgrade their product quality and minimize cost.