Chinese President Xi Jinping with Saudi Crown Prince Mohammed bin Salman in Riyadh in December 2022.Royal Court of Saudi Arabia/Anadolu Agency via Getty Images Middle Eastern countries, including long-time US partners, are buying more Chinese weapons. US officials have warned that Chinese-made weapons can't be used alongside US-made hardware. China isn't offering direct alternatives to what the US is selling, but Washington is still wary. US officials are warning about Chinese arms sales in the Middle East, saying they could undermine the US military's ability to integrate with its partners in the region.China isn't offering weapons that would directly replace US arms, but the growing interest in what Beijing is selling reflects a longer-term desire by Middle Eastern countries to diversify their suppliers and their increasing concern about the US's commitment to the region, experts say.Chinese arms sales in the Middle East have increased by 80% over the past decade, a result of Beijing's expanding relationships there and its willingness to deliver arms faster and with fewer stipulations than Washington.Gen.