Как производятся клапаны, которые перекачивают воду в городе – Корейский завод клапанов

😀 Thanks for watching! FactoryTrip is a channel for enjoying the process of making and changing products. 💌 FactoryTrip contact E-mail : factorytrip.std@gmail.com 🎥 Copyright(C) 2025 FactoryTrip All rights reserved. ▶️ Enjoy more!_   • 대량 생산 (Mass Production Factory)   #valve #valves #valvefactory #watervalve #gatevalve #gatevalves #casting #cast #iron #castiron #valvemanufacturer #valvemaking #fitting #segye #machine #making #makingvideos #engineer #automatic #manufacturing #factory #master #workmanship #artisan #craftsman #craftsmanship #process #asmr