2024 Ningbo High end Polypropylène endistri Konferans ak en ak en pwovizyon ak demann Forum

Manadjè konpayi nou an Zhang te patisipe nan 2024 Ningbo High end Polypropylène Industry Konferans ak En ak En Pwovizyon ak Demann Forum soti nan 7 mas 8th, 2024.