(EnergyAsia, February 3, Tuesday) — Sino-Singapore Tianjin Eco-City Investment and Development Co Ltd (SSTEC) said it has signed a memorandum of understanding (MOU) with Singapore’s Sembawang Engineers & Constructors Pte Ltd to study the feasibility for the development of a US$1 billion solar polysilicon production plant in the Chinese city of Tianjin. To be located…