The ministry is hopeful that all 1,755 PSA oxygen generating plants will get commissioned by the end of August. If oxygen plants to be set-up by PSUs are also taken into account, a total of 2,200 such plants will be functioning in the near future. At present, around 375 plants have been commissioned across states and 500 are at an advanced stage and likely to be set-up soon, official sources said.The ministry is hopeful that all 1,755 PSA oxygen generating plants will get commissioned by the end of August. If oxygen plants to be set-up by PSUs are also taken into account, a total of 2,200 such plants will be functioning in the near future. At present, around 375 plants have been commissioned across states and 500 are at an advanced stage and likely to be set-up soon, official sources said.