Export turnover of Vietnam's wood and wooden products reached nearly US$3.12 billion in the first four months of the year, a year-on-year increase of 18.3 percent, according to the Vietnamese General Department of Customs.  The 10 largest import markets were the US, Japan, China, South Korea, the UK, Germany, Canada, Australia, France and the Netherlands.  Exports to some markets increased strongly compared to the same period last year. Vietnamese xports to Austria were up by 181.6 percent to reach $706,081; Portugal up by 56.3 percent to $1 ...