Soo saaraha Tuubada VIGA 
On May 21st , 2013, Viga baska viga sadar ee 5611 taxan, taas oo ay naqshadeeyeen naqshadeeye Peter Kuang, wuxuu helay shahaadada paytent-ka naqshadeynta leh ee Xafiiska Guryaha Chranta ee P.R.C. Shahaadada Maya. Ref.:2641143 which with the valid till May 20th 2023.