WorkVenture gives you an inside look at what it's like to work at S.J.P. Plastics Co., Ltd., office & team photos, reviews and more. This is the S.J.P. Plastics Co., Ltd. Company Page. All content is posted anonymously by employees currently or previously working at S.J.P. Plastics Co., Ltd..Apply to Siam PiwatApply to TechsauceApply to DTGApply to Arpanetgirl