WorkVenture gives you an inside look at what it's like to work at Professional Telecom Installation Co., Ltd., office & team photos, reviews and more. This is the Professional Telecom Installation Co., Ltd. Company Page. All content is posted anonymously by employees currently or previously working at Professional Telecom Installation Co., Ltd..Apply to Dumoroc TradingApply to TriumphApply to AndovarApply to WV