Aussie tech pushes into China, Taiwan despite geopolitical risks

Matrak sells software that tracks materials through construction supply chains and recently banked $2.9 million in fresh capital, bringing the total raised to $12.6 million and maintaining a valuation of just under $40 million. It established its new Shanghai office after months of work to ensure it could work on the other side of China's "great firewall", which restricts access to sites such as Facebook and Google in the country. While Matrak hopes the boost in exports will help the start-up break even this year, China's companies exporting their overcapacity has prompted a wave of concern across Western markets. Policy-makers…