Beijing's National Anti-Doping laboratory was suspended for a maximum of four months by the World Anti-Doping Agency (WADA) on Thursday after failing to comply with international standards.
The WADA investigation found that the sample analysis methods of the NDTL were not upto the mark. The NDTL can appeal to the Court of Arbitration for Sports (CAS) in Lausanne in the next 21 days.
The WADA first suspended NDTL in August 2019 for six months and extended the de-recognition period after its inspections showed that non-conformities still existed.
The WADA first suspended NDTL in August last year for a period of six months. A fresh round of inspection by the world body, much to the embarrassment of country's sporting establishment, showed that non-conformities still existed.
Sangwan, 26, won the silver medal in 2017 Asian championship and made the World championship quarter-finals in 2016.
BCCI has said that government body has no jurisdiction to conduct dopes tests on Indian cricketers.
NADA's 'mistakes' have jeopardised the anti-doping programme
India sprinter Dutee Chand has tested positive for prohibited anabolic steroids during an out-of-competition testing and has been provisionally suspended.
Summary of sports events and persons who made news on Wednesday
A summary of sports events and persons who made news on Wednesday
The World Kabaddi League, on Tuesday, announced the list of 23 players who committed anti-doping rule violations, either before the draft or during and also in out of competition tests. Eleven players were found to have violated anti-doping regulations in the time since the start of the inaugural Wave WKL, according to the organisers.
Summary of sports events and persons who made news on Tuesday
The anti-doping laboratory that will test athletes during this year's Olympic Games will be fully WADA compliant by this month's deadline, Rio organising committee president Carlos Nuzman said on Thursday.
Indian shot putter Inderjeet Singh, who returned positive for banned substances last month, alleged that his dope samples might have been tampered with as the National Anti-Doping Agency gave him two different results on the same sample collected on June 29, a claim denied by the NADA. Inderjeet, one of the 36 Indian track and field athletes who qualified for the ongoing Rio Olympics, circulated documents at a press conference which showed that the National Dope Testing Laboratory had given two different results of the A sample taken on June 29 during the National Inter-State Athletics Championships in Hyderabad.
American swimmer Michael Phelps, the most decorated Olympian of all time, said on Tuesday he hopes this year's Rio Olympics can help heal a sports world hit by recent doping and corruption cases.