The US-China tech war has evolved since the last Xi-Trump summit. Who has the edge now?

When the presidents of the United States and China meet in Washington, the world will be watching to see whether their two countries can make good on their agreement to work towards “constructive strategic stability”. In the fourth part of this series, Sylvia Ma looks at the economic and technological levers available to both in their protracted rivalry. For years, Huawei Technologies has served a