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Langfang Hong Tianyang Insulating Glass Material Co., Ltd.
{0}년
Hebei, China
주요 제품:알루미늄 스페이서 바/분자 체/부틸 테이프/그루지야 바/코너 키/실리콘 실란트
생산 과정Professional factory
Hongtianyang is committed to produce and provide environmental energy-saving insulating glass materials with better technical support and service.