国产—久久香蕉国产线看观看,出轨人妇各系列25目录,午夜男女爽爽影院免费视频下载,亚洲精品黄色在线观看视频,久9视频这里只有精品,秋霞伦理电影电影网,性欧美极品xxxx欧美,亚洲欧美日韩国产精品第不页,麻豆国产97在线 | 欧美,国产极品jk白丝喷白浆图片,国产精品入口麻豆完整版

In 1997, small box fixture, feeder, bus lifting frame

In 2004, the product range expanded to ultra dense phase alumina transportation, anode hoist

Export orders in 2008, India, Kazakhstan, etc

In 2012, the company obtained the patent right of the product, and supplied goods to Inner Mongolia, Xinjiang, Qinghai, Guangxi, Shandong, Guizhou and Yunnan

In 2015, the fully automatic framework technology was applied, and the cases were extended to Yunnan, Inner Mongolia, Lanzhou and Qinghai

In 2017, the ultra long distance (more than 400m) of alumina ultra dense phase transportation was successful in Sichuan Qixing Aluminum Industry Co., Ltd. at the same time, it cooperated with design institutes and colleges and universities to create a precedent for container alumina bulk material transportation; it was awarded the title of high-tech enterprise in Guangdong Province and the title of Zhuhai trustworthy enterprise for 5 consecutive years;

In 2019, alumina, slag shell material transportation, automatic bus bar lifting frame technology transformation for aluminum industry one-stop diversified solutions.