China is losing more manufacturing and export market share in key sectors to Asian neighbors, with recent "Zero Covid" policies a significant factor leading to further erosion in its long-time dominance of global trade.According to data shared with CNBC by transport economics firm MDS Transmodal, China has lost ground in key consumer categories, including clothing and accessories, footwear, furniture, and travel goods, while also seeing declines in its share of exports from minerals to office technology."Drilling down to the individual commodity groups exported from China, we observe that China has been continuing to lose market share, with Vietnam amongst the countries gaining importance on the international landscape," Teodoro said.Nair says SEKO has seen an increase in intra-Asia trade for raw material flows and subsequent finished goods exports rising from Vietnam and other southeast Asian countries.The CNBC Supply Chain Heat Map data providers are artificial intelligence and predictive analytics company Everstream Analytics; global freight booking platform Freightos, creator of the Freightos Baltic Dry Index; logistics provider OL USA; supply chain intelligence platform FreightWaves; supply chain platform Blume Global; third-party logistics provider Orient Star Group; global maritime analytics provider MarineTraffic; maritime visibility data company Project44; maritime"