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1997

Factory yakatangwa

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2005

Hunhu manejimendi sisitimu ye ISO9001

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2014

Yakawanikwa TPPT ichirapa mumiririri yekugadzira patent

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2020

Yakatangwa Shanghai Theorem Chemical Technology Co, Ltd.
Zvekuburitsa basa

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2018

Kuwedzera kwefekitori

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