WorkVenture gives you an inside look at what it's like to work at Happy BirthDay Co., Ltd., office & team photos, reviews and more. This is the Happy BirthDay Co., Ltd. Company Page. All content is posted anonymously by employees currently or previously working at Happy BirthDay Co., Ltd..Apply to 11StreetApply to Patum Rice MillApply to Team buildingApply to Thai Solar