Question: are gcl panels tier 1?
Answer: 2, 2016 /PRNewswire/ -- GCL System Integration Technology (GCL-SI), (SHE: 002506), a subsidiary of the world's leading energy group GCL, has been named in the Tier 1 list of Bloomberg New Energy Finance's (BNEF), ranking of photovoltaic (PV) module manufacturers. On the list, GCL-SI is ranked No.