Ansaldo STS (STS.MI), through its subsidiary Union Switch & Signal International, signed subcontracts for two new Communications Based Train Control (CBTC) projects as part of its strategic Alliance Agreement with Zhejiang Zheda INSIGMA Group Company Ltd. (Insigma), based in Hangzhou, China. The contracts have a combined value of 30 million USD for Ansaldo STS. The new projects are for the design and implementation of CBTC signaling systems for Shenyang Metro Company’s Line 2 and Chengdu Metro Company’s Line1. Together these lines add a total of 40 km (24.85 miles) in new mass transit service. Ansaldo STS and Insigma have been working together on Shenyang Line 1, a 29 km (18 mile) line since 2006.