MEMSIC, Inc. provides advanced semiconductor sensor and system solutions based on integrated micro electro-mechanical systems (MEMS), technology and mixed signal circuit design. The Company operates in two segments: semiconductor sensor products and sensor system solution products. Its semiconductor sensor products, which is based on MEMS technology and advanced, integrated circuit design. Its sensor system solution products, which incorporate sensors with on-board computing, wireless communications and systems and application software solutions. The Company manufactures its sensor products utilizing a semi-fabless model by outsourcing the production of complementary metal-oxide semiconductor (CMOS) wafers and completing the post-CMOS MEMS process in-house. In September 2013, the Company announced the completion of the merger with MZ Investment Holdings Limited (Parent) and the Company continuing as the surviving company after the merger as a wholly owned subsidiary of Parent.