WorkVenture gives you an inside look at what it's like to work at Ruam Seri Engineering(2549) Co., Ltd., office & team photos, reviews and more. This is the Ruam Seri Engineering(2549) Co., Ltd. Company Page. All content is posted anonymously by employees currently or previously working at Ruam Seri Engineering(2549) Co., Ltd..Apply to ReadyplanetApply to SeptillionApply to QuoApply to WV