Langfang Oupeng Doors & Windows Co., Ltd.
Langfang Oupeng Doors & Windows Co., Ltd., founded in 2003 in Langfang, Hebei Province, holds a registered capital of RMB 100 million. The company holds a Grade-1 specialty contractor qualification for metal door-and-window engineering (aluminum and PVC) and a Grade-2 qualification for curtain-wall engineering. Core operations include fabrication, manufacturing, installation, and R&D of aluminum alloy and PVC door-and-window systems.
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