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Inventor

YANG DONGXIA

CN2 patents
⚠️ This page may combine multiple inventors who share the name “YANG DONGXIA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

SHANDONG XINCHUANG BIOLOGICAL TECH CO LTD

1 patent

SHANDONG XINCHUANG BIOTECHNOLOGY CO LTD

1 patent