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OHSAS 18001:2007 Certificate
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ZG(S) Commercial Gas Meter Type Approval
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LGS(WGS) Typed Approval
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GS(ZGS) Type Approval
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GA(ZGA) Type Approval
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Xingtai Group Qualified Supplier Approval
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Radio Transmission Device License
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Patent Certificate For External Feature
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Measurement Instrument License
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ISO 14001:2015 Certificate
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Direct-Reading Gas Meter Explosion-Proof
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Wireless Gas Meter Explosion-proof
