Hongguang Lighting Holdings Co Ltd. (HNGGF: Pink Current) | Company Name Change Tue, Oct 12, 2021 12:00 - Hongguang Lighting Holdings Co Ltd. ( HNGGF : Pink Current) - Company Name Change - Hongguang Lighting Holdings Co Ltd. has changed its name to HG SEMICONDUCTOR LTD.. The change goes into effect as of Tue, Oct 12, 2021. You may find a complete list of company name changes at otcmarkets.com .