About Us

Development process

2021

Qingdao City, "specialized new" enterprises.

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2011

The production line of high content thioglycolic acid was put into operation, filling the blank of domestic production of high content thioglycolic acid and breaking the international monopoly.

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2004

Qingdao Richardt Fine Chemical Co., Ltd. was established.

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1995

Aotong Mining was established, the main product is xanthate. During the period, the granule xanthate and mineral processing agents produced in China were introduced to the global market.

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2022

The production workshop completed the automation upgrade and became the first batch of "automation, intelligence and intelligence" demonstration enterprises in Qingdao.

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2016

Thioglycolic acid production process by the national invention patent.

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2010

Changed the name to Qingdao LNT Chemical Co., LTD .The main products are Isopropyl Ethyl Thionocarbamate, Thiophosphate and Thioglycolic Acid series.

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2000

Aodong Chemical was established, mainly producing and operating products such as xanthate, black medicine, thiourethane, thioglycolic acid and sodium thioglycolate. In 2007, Aodong Chemical was acquired by Aisen of France..