China Ningbo Wanli Decorating Materials Co., Ltd. is a joint venture producing new type of wall materials, plaster block, plaster crown moulding and decorating materials. The company has now made four series of products: Light plaster block, paper-surfaced plaster string ,intensified string series and indoor putty powder. These products, plaster block, plaster crown moulding are all subjected to periodic inspection by nation-appointed authoritative departments, and the indexes are strictly in accordance with the national inspecting standard.