Taiyuan Lanlang Technology Industrial Corp. specializes in adsorbent products for purifying water & air, located in the biggest coal production area - Shanxi Province, with abundant resources and convenient transportation. LANLANG remains at the forefront of research, development, manufacture and marketing in water treatment industry and offers a comprehensive and efficient service that is backed up by more than 10 years of foreign export experience. The main products of our company are Ion ...