What does Xi Jinping think about technology?

Xi Jinping is urging Chinese companies to compete vigorously with other countries in the development of advanced technology, including high end computer chips. There is an ideological basis to the strategy: Xi Jinping has spoken about China becoming much more self-reliant. But the battle for supremacy in tech causes tension in the realm of international relations, as Dr Olivia Cheung, Research Fellow at the SOAS China Institute explains to regular host, Duncan Bartlett.