WorkVenture gives you an inside look at what it's like to work at K P N Green Energy Solution Co., Ltd., office & team photos, reviews and more. This is the K P N Green Energy Solution Co., Ltd. Company Page. All content is posted anonymously by employees currently or previously working at K P N Green Energy Solution Co., Ltd..Apply to KEC InternationalApply to Tera S.E. AsiaApply to HAKO VentureApply to Ultimate International