WorkVenture gives you an inside look at what it's like to work at Choon Ha Sin Co., Ltd., office & team photos, reviews and more. This is the Choon Ha Sin Co., Ltd. Company Page. All content is posted anonymously by employees currently or previously working at Choon Ha Sin Co., Ltd..Apply to Digital DistinctApply to OfoApply to Siam ChemicalsApply to Italthai