In 1999, Ningbo Solar Electric Power Co. Ltd. received its name plate.

In 2002, Ningbo Solar Electric Power Co. Ltd. was established as a Sino-foreign joint venture enterprise.
In 2004, large quantity of Sun Earth solar modules were exported to the German market.
In 2005, Sun Earth modules got the authentication of CE, TUV, IEC, CUL and Golden Solar.
In 2006, Ningbo Hi-Tech Solar Production Zone began to be constructed, which takes up an area of 80,000 square meters.
In 2007, Zhejiang Zhongning Silicon Production Co., Ltd. was established and the polycrystalline silicon materials production base started to be built.
In 2008, SIPV company became a 100% owned subsidiary and was enlarged of its capacity.
In 2009, a new extend production line of 120MW solar cells and modules commenced
In 2010, Sun Earth Solar Power Co. Ltd. was established.
In 2011, new extend production line of 250MW solar cells and modules commenced making the company a global top 10 producer.