HONG KONG — California Gov. Gavin Newsom met with Chinese President Xi Jinping in Beijing Wednesday during a trip to promote climate cooperation with China that has drawn bipartisan criticism at home. Details of the meeting, which was reported by Chinese state media, were not immediately available. Newsom has received an unusually warm welcome from Chinese officials, as relations between the United States and China — the world’s two biggest economies and two biggest greenhouse gas emitters — remain mired at their lowest point in decades. Earlier Wednesday, the Democratic governor said he was in China in hopes of “turning...