As those who frequent these pages are no doubt aware, NPLs at Chinese banks are rising. Here’s a kind of 30,000 -foot view from RBS’ Alberto Gallo:As we documented last month after data on new RMB loans showed that the credit impulse in China simply rolled over and died in October, part of the problem is that banks are becoming increasingly concerned about sour loans, as an acute overcapacity problem, a decelerating economy, and sluggish global growth and trade have conspired to create an environment in which borrowers are now taking on more debt just to service the loans...