WorkVenture gives you an inside look at what it's like to work at Welch Allyn (Thailand) Co., Ltd., office & team photos, reviews and more. This is the Welch Allyn (Thailand) Co., Ltd. Company Page. All content is posted anonymously by employees currently or previously working at Welch Allyn (Thailand) Co., Ltd..Apply to ATA IT LIMITEDApply to Generali Life Assurance ThailandApply to MetrixApply to Bosch