日本一区二区三区久久久久,久久精品国产96精品亚洲,香蕉久久久久久AV成人,97国产精品久久碰碰,一个人看的WWW片高清免费,国产永久在线视频,久久精品国产亚洲AV成人

Jinzhou Special Welding Electrode Co.,Ltd. was founded in 1993, is located in Taihe District,Jinzhou City,Liaoning Province, is one of largest special welding consumable manufacturer. Crownalloy is the product brand of JTH (Jinzhou Special Welding Electrode Co.,Ltd.). JTH have more than 200 kinds of products. The real annual output is 3,000 metric tons MMA electrodes, FCW 3,000 metric tons, solid wire 5,000 metric tons and flux 1,500 metric tons. The welding consumables of JTH are as below.