The First one that a twins Group creates in China

They are the first group consisted by two couples of twins. The boys are Han people while the
Girls are Tong people.
They are the first group holding their own concert in Beijing.
They are the only twins couples group in China.
They are the first twins group who breaks the Guinness world record.
They are the unique twins group because they write the song and the melody by themselves and sing with the instruments together.
They are awarded the title of Extraordinary Citizen and the Model of Dai Culture by Guizhou government.
They are awarded the title of Honorable Citizen by Mojiang government.
They have attended many programmes in CCTV and the other local TV shows. They are welcomed and very popular around the mainland in many unprofitable performances.