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Company History


2020

Prefabricated sand based ultra-low energy consumption building“ "Three sources in one" fresh air energy system; Roof, balcony planting and vertical green wall building

2019

Invention of "sand plastic self insulation building profile" technology

2017

Won the Geneva International Gold Award for invention

2016

Sandwood industrialization technology of successful development

2015

Sponge paddy field technology successfully developed

2013

"National sponge City Innovation Research Center" listed

2011

"Sand art relief" products were successfully developed

2010

"Breathing" flowerpot products were successfully developed

2008

"Silicon sand honeycomb water storage self purification technology" has been successfully developed

2007

State Key Laboratory of silica sand resources utilization established

2006

"Oil (gas) permeable and water blocking functional proppant" was successfully developed

Won the second prize of Beijing Science and Technology Progress Award


2005

"Sand based permeable brick" has been successfully developed

The inventor was cordially received by General Secretary Hu Jintao, and the product was called "a good product beneficial to the country and the people" by General Secretary。

2003

"High strength and low density membrane covering proppant" was successfully developed

2000

ZFS-K series special coated sand technology was successfully developed

Won the second prize of science and technology progress of China Machinery Industry Federation in 2007

1996

Renchuang technology company developed into Renchuang technology group

1994

Great Wall foundry company was transformed into Beijing Renchuang technology company

1992

Great Wall foundry company (predecessor of Renchuang Technology Group) was established

1991

He invented "high temperature resistant coated sand for shell mold casting" and won the National Invention Award

1988

High temperature resistant coated sand" invented

1986

In 1986, the first coated sand production plant in China was established

1985

Successfully researched the first generation of coated sand

Won the third prize of science and technology progress of Ministry of machinery in 1987

1981

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Beijing Renchuang Technology Group Co., Ltd.

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Beijing Renchuang Technology Group Co., Ltd.

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Unit:Beijing Renchuang Technology Group Co., Ltd.

Address:5th Floor, Block B, Jiahua Building, No. 9 Shangdi Third Street, Haidian District, Beijing

Postcode:100085

Phone:(010)62987799

Beijing Renchuang Technology Group Co., Ltd. All rights reserved