Hangzhou Guanhao Bicycle Industrial Co., Ltd. Quality Control

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  Standard: CPSIA

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  Standard: CE

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Our bikes have Passed CE and ISO9000.Major market is Europe ,USA,South Amercian,Korea and Japan.Our prdouction include medium and high grade mountain bike,dune buggy,city bike,folding bike,children bike,chopper bike,racing bike,BMX and fixed gear bike!