World's largest grain QR code made in Harbin

Added On October 12, 2018

Officials from the Guinness Book of World Records successfully scanned the world's largest grain QR code in Harbin, capital of northeast China's Heilongjiang Province, on Wednesday, during the first International Rice Festival.
Let’s take a look.
It took about five tons of rice and black grain to make the 30 meters wide grain QR code. 
Its total area reached 900 square meters. 
SOUNDBITE (CHINESE): WU XIAOHONG, Guinness World Record Certified Office
"Everyone witnesses the largest grain QR code and it can be scanned successfully. Yesterday afternoon, we measured the area of QR code. The area is 900 square meters, and this is a new world record."
The QR code was completed in four days. 
After the record is certified, all the rice will be donated to people living in rural areas in Heilongjiang Province.