Xi'an Gawen Biotechnology Co., Ltd. Pemasok multi-spesialisasi Produk utama: Bahan kesehatan/peptida kolagen (DHA/NMN/OEM)/bahan kosmetik (HA/KAD/a2g)/pengawet makanan/enzim
Finished product inspectionSample-based customizationOn-site material inspectionODM services available