WorkVenture gives you an inside look at what it's like to work at P.h.d Hydraulic Co., Ltd., office & team photos, reviews and more. This is the P.h.d Hydraulic Co., Ltd. Company Page. All content is posted anonymously by employees currently or previously working at P.h.d Hydraulic Co., Ltd..Apply to Aries InternationalApply to Premier EducationApply to TriumphApply to WV