WorkVenture gives you an inside look at what it's like to work at Sihi Pumps & Service (thailand) Ltd., office & team photos, reviews and more. This is the Sihi Pumps & Service (thailand) Ltd. Company Page. All content is posted anonymously by employees currently or previously working at Sihi Pumps & Service (thailand) Ltd..Apply to PeakengineApply to Wasana DApply to GM TourApply to WorkVenture Technologies