WorkVenture gives you an inside look at what it's like to work at Group Marketing Co., Ltd., office & team photos, reviews and more. This is the Group Marketing Co., Ltd. Company Page. All content is posted anonymously by employees currently or previously working at Group Marketing Co., Ltd..Apply to Chulalongkorn UniversiApply to SamitivejApply to Zuellig PharmaApply to Techno Bird