Established in 2000, Zhejiang Jiaxing Haiyan Zhongxin Chemical Equipment Co., Ltd. (hereinafter called Zhongxin) is a National High-Tech Enterprise integrating R&D, manufacturing, and sales. We specialize in chemical packings and tower internals, with products extensively applied in critical process units-including distillation, absorption, and extraction-within petrochemical, coal chemical, air separation, and fertilizer industries. We engineer cost-optimized process solutions that deliver measurable operational efficiencies, transforming client assets into higher-value production systems through advanced separation technologies.

Set up in 2008, Hebei Linchuan Safety Protective Equipment Co., Ltd has been launched over 9 years. Until now, with three main production line: Stainless steel ring mesh products, wire mesh deep-processing products and decorative wire mesh. GDS Metal is an SGS certified enterprise involved in production, sales and export.

Qingzhou Junyang Industry And Trade Co., Ltd, is the biggest and the most professional manufacturer of ventilation, cooling, humidification and heating equipment in Asia.

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