吉成産業 Company Profile

Yoshinari Sangyo Co., a specialized company for roofing work, roof renovations, and leak repairs in Tokushima Prefecture, Shikoku.

At Yoshinari Sangyo Co., Ltd., we have been engaged in research and development related to roofing, focusing on product development to prevent the scattering and falling of exterior wall materials due to natural disasters such as typhoons and earthquakes, as well as product development to prevent the falling of roof tiles, construction methods that prevent falls, and leak-proof roofing. We have also created the draft of the standard construction specifications for the tile roofing industry, "Standard Specifications for Construction Work and Commentary JASS〈12〉Roofing Work," and have developed testing machines and conducted tests related to the "Standard Design and Construction Guidelines for Tile Roofs." We possess unmatched technology and know-how in the fixing and securing of roofing materials. Additionally, through the skills and techniques we have cultivated over the years, we have identified the causes of approximately 95% of leak issues from roofs, roofing materials, exterior walls, and window frames using various methods. For roof replacement and roof painting work, please leave it to Yoshinari Sangyo Co., Ltd., which operates mainly in Tokushima and Kagawa Prefectures.