1.Low price in Northwest china xi'an city 2.Fast delivery and ... dry weather is very fit for casting pouring in Xi'an area.The melting temperature and heat treatment ... casting products are used for spare parts widely in industries of auto,ore,chemical,construction,metallurgy,boat, ... tool,valve,flange,air conditioner joint,etc.Rongbao has long-term friendly relations with many well-known entrprises ...