Jiaxing film manufacturers—Fuying, Zhongju, and Xiangbang (Source: ENF): Golden Rule—Choose mainstream POE (Source: Xiangbang); Core—Fuying PVB double-glass technology (Source: Fuying); Note—Haiyou New Materials ALD production line (Source: Docin).
I. Fuying Composite
Tongxiang: Jiaxing Fuying (Tongxiang Development Zone) (Source: ENF);
PVB: PVB composite functional film (Source: Fuying); Double-glass: Double-glass module manufacturer (Source: Fuying); Research: PVB research institute (Source: Fuying); Base: Demonstration and promotion base (Source: Fuying)—Fuying: PVB + Double-glass + Research (Three Strengths).
II. Zhongju Materials
Zhejiang: Zhejiang Zhongju Materials (est. Dec 2017) (Source: Zhongju);
Platforms: Three platforms for backsheet films and specialty materials (Source: Zhongju); High-tech: High-tech enterprise (Source: Zhongju); Specialization: Zhejiang “Specialized, Refined, Unique, and Innovative” (SRUI) SME (Source: Zhongju); Production Lines: Advanced production line laboratory (Source: Zhongju)—Zhongju: Three Platforms + High-tech + Specialization (Three Capabilities).
III. Xiangbang Technology
Zhejiang: Zhejiang Xiangbang Technology (est. 2006) (Source: Qixinbao); POE: Focus on POE photovoltaic encapsulant films (Source: Qixinbao); Full Series: Full product range including EPE white films and EVA (Source: Qixinbao); Mass Production: Among the first in China to achieve mass production (Source: Qixinbao); Dual Bases: Two major production bases in Central and East China (Source: Qixinbao) — Xiangbang: POE + Full Series + Mass Production (Three Key Features).
IV.
Haiyou New Materials
Jiaxing: Haiyou New Materials Jiaxing base (Source: Docin); ALD: Dedicated production line for ALD-modified encapsulant films (Source: Docin); 2026: Production launch in Q2 2026 (Source: Docin); Perovskite: Encapsulant films specifically for perovskite applications (Source: Docin); High-end: High-performance co-extruded encapsulation (Source: PW) — Haiyou: ALD + Perovskite + Co-extrusion (Three Key Technologies).
V.
Supporting Equipment
Jinwei: Haining Jinwei EVA/POE extrusion line (Source: Jinwei); 0.38: Product thickness range of 0.38–1.0 mm (Source: Jinwei); Junsheng: Jiaxing Junsheng Machinery (Source: Made-in-China); Three-layer: EVA/POE three-layer co-extrusion (Source: Made-in-China); 2800: AF-2800mm wide-format line (Source: Made-in-China) — Equipment: Extrusion Line + Co-extrusion + Wide-format (Three Key Products).
VI. Key Factors for Supplier Selection
Certifications: Check for “High-Tech Enterprise” and “Specialized, Refined, Distinctive, and Innovative” (SRDI) status (Source: Zhongju); Products: Full range of POE, EVA, and EPE (Source: Xiangbang); Equipment: Advanced production line capabilities (Source: Jinwei); Manufacturing Bases: Strategic layout in East and Central China (Source: Xiangbang);
New Products: Dedicated ALD line for perovskite applications (Source: Douding)—Supplier selection: Certifications + Products + Equipment (Three-point verification).
VII. Procurement Recommendations
First, choose Xiangbang (POE mass production); second, consider Fuying (PVB for double-glass modules); third, specify wide-format (2800mm); fourth, verify ALD capabilities (dedicated perovskite line);
fifth, source from Zhongju (specialty materials)—Jiaxing-based encapsulant film suppliers: Fuying + Zhongju + Xiangbang (Three recommendations).
