China Electronics Corporation, the telecom equipment maker that led Centec's series D round, has returned for a round that took its total funding to $77m.

China-based networking equipment producer Centec Networks closed a $47m series E round yesterday that included China Electronics Innovations Fund, a subsidiary of telecommunications equipment manufacturer China Electronics Corporation (CEC).

The round was led by China Integrated Circuit Industry Investment Fund (CICF), a vehicle aimed at the country’s integrated circuit supply chain ecosystem, and which is backed by state-owned telecom firm China Mobile, China Development Bank and China’s Ministry of Finance.

Founded in 2005, Centec produces ethernet switching equipment that helps…