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Our History

2006

Established in Qingdao, China
Specializing in the production of non-ferrous metals and non-metallic industry of the general contract project, equipped with a full set of annealing furnace and other large processing equipment
2009

Green heavy completed a number of plant selection total contract projects
The φ13m mixing tank was officially delivered to the user and was well received by the user
2012

Rong is a qualified supplier of Zijin Mining
We have provided EPC project of ball mill flotation machine for Zijin Mining for many times
2013

Undertake Lingbao Lake 1500 tons gold mine general contract project
In the same year, Rong was an excellent supplier of western mining
2014

He Steel Group to undertake 6 million tons of projects
EPC project of ball mill
2016

Six 3660 ball mills were provided to Jinnuo Chemical
It was well received, and the second phase of the project was again given the opportunity to serve it
2018

Qingzhong has become 90% supplier of quartz sand Industrial Park in Fengyang, Anhui Province
2019

Qingzhong provides 6 large grinding machines for Fengsha Group
Become the national benchmarking enterprise in the same industry
2020

Break through again with young weight
To provide customers with 4260, 4060 rolling bearing ball mill several sets, so far the operation effect is good
2022

Qingzhong new plant construction has been put on the agenda
In order to meet the needs of more users, Qingzhong new plant construction has been put on the agenda, ingenuity to create high-quality products to create a world-class brand

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