Our company- Tropical Fish Co. ltd. has produced Natural Stone Coating, Granite Paint and AB elastomeric glue since 1990 and is highly recommended by the building industry in the midland of Taiwan. Because of the economy slump in construction industry in 1995, we turn our attention to the folk waterproofing, leakage treatment engineering and heat proofing. We established a service counter in Hualien in May, 1995 and have been deep researching in the techniques of waterproofing and leakage treatment and we also upgrade the producing technology and the quality of the waterproofing materials. At the same time, we study for the managerial standard techniques of all our chains for more than ten years and acquire a significant breakthrough and result. We currently have a favorable comment in waterproofing, heat proofing and leakage treatment engineering.