-china trade war is the main reason for this explosion of chinese investment in cambodia.2016, before president trump took office, cambodian exports to the u.s. were roughly $3 billion. last year, they topped 12 billion, representing nearly 30% of the country's gdp. the cambodian government says for than half of the factories in cambodia are chinese-owned. to america? while chinese companies are skirting u.s. tariffs, economists we spoke to say they are playing by the rules, but there are fears cambodia's economy could become collateral damage. are you concerned that president trump might put tariffs on cambodia considering the chinese investments? >> yes. >> reporter: chinese garment factory owner mr. huang moved to cambodia 20 years ago, capitalizing on tax breaks and lower wages while still running factories in china. but when the trade war began in 2018, he moved all operations to cambodia and now exports 60% of his garments to the u.s. and who are your customers? >> walmart, costco. >> reporter: and he said those orders have only multiplied since president trump annou