And, of course, the challenge was that it's a huge problem, we are talking of millions of people, very little resource to deal with it, and then lots of logistics and affordability issues.
当然，我们的挑战是， 我们谈的是千千万万的病人， 但我们的资源非常非常少 并且很多人是住在偏远地区，也支付不起看病的费用，这就成为巨大的挑战。