During 2016-2020, China's National Cultural Heritage Administration (NCHA) continued to support the archaeological investigation and excavation of Sanxingdui ruins site in Sichuan Province. 

From November 2019 to May 2020, six new "sacrificial pits" of Sanxingdui were discovered. With a scale of 3.5-19 square meters, the “sacrificial pits” were shaped in rectangular. At present, No.3, No.4, No.5 and No.6 pits have been excavated to the utensil layer, while No.7 and No.8 pits are being excavated to fill the pit. 

More than 500 pieces of important cultural relics have been unearthed, including the fragments of gold masks, bird shaped gold ornaments, gold foil, painted bronze head portraits, giant bronze masks, bronze sacred tree, ivory, fragments of exquisite tooth carvings, jade cong, jade tools.