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Qingdao Haocheng industrial Co., Ltd is one of the best manufacturer of Seaweed extract fertilizer of the world. We can supply powder or flake type seaweed extract.
Also we produce PVB resin for PVB film, paint and coating.

Qingdao Jiahua Plastics Co., Ltd . was fouded in 1992. As the sister company of Haocheng, we are the first professinal PVB film producer in China .Our band is SAFLAYER. After more than 20 years , Jiahua is at the leading position in the PVB film market based on imported producing lines , rich experience and mature technology . Yearly output up to 8000Mts .

Qingdao Jiahua not only produce the high qualified PVB film , but also provide considerable technical support for laminated machines by experienced R&D department .

Now Jiahua is engaged in the Research &Production in PVB resin , PVB film , plasticizer, and laminated glass to keep pace with the world market demands .Factory already passed the ISO ,SGS as well as the Test Report for PVB products. By conforming to Jiahua enterprise tenet , we hope to cooperate with you for improvement and excellent future !