亚洲美女被黑人巨大进入|伊人久久东京AV|久久精品国产在热亚洲完整版|国产精品情侣久久婷婷综合国产情侣|欧美日韩乱国产无遮挡-蓝鲸AV

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.