Our company, Development Limited Company Number 1 ( DLC No. 1) was founded in 1980. The current Director General is Mr. Nguyen Minh Ngoc, an expert in finance and geology. - Development Co., Ltd No.1 is a focused on what we are best at and specialise in searching, exploiting and manufacturing super fine Calcium Carbonate Powder ( CaCo3). - Development Co., Ltd No.1 is a the manufacturer and we have our own mines and quarries in Yen Bai province. Our factories employ the best technology entirely imported from Germany and are installed and maintained by well qualified foreign experts under daily-basis strict quality control system that meets European standard. We provide the customers worldwide the best wide range products that are used as input materials for various industries.- We continuously update our technology and equipments as well as training our staff and personells to improve the quality of products, striving to meet the customers&＃39;s need and trust given to us all these past years. - Our mines in Yen Bai province, north of Vietnam and are among the best in the world that have large reserve of white marbles with the content of Calcium Carbonate up to even more than 99% and the purity and whiteness and brightness is perfect. This has been recognised by our customers around the world.- Our factories&＃39;s capacity reaches 250.000 metric tons per year.- Development Co., Ltd No.1 is among the few business that meet both best technology and best Environment Protection.- We would like to expand our business with more and more customers and welcome anyone who are interested in visiting our company and factories and mines and set up partnership with us. We always adhere to our committment: Best products. Best price. Fast delivery. Best relationship.