China has stepped up spending to replace Western-made technology with domestic alternatives as Washington tightens curbs on high-tech exports to its rival, according to government tenders, research documents and four people familiar with the matter.

China rushes to swap Western tech with domestic options as U.S. cracks down::China has stepped up spending to replace Western-made technology with domestic alternatives as Washington tightens curbs on high-tech exports to its rival, according to government tenders, research documents and four people familiar with the matter.