Are there any signed contracts between Myanmar and the Lao People's Democratic Republic?

There are two (2) contracts signed between Myanmar and Lao People's Democratic Republic.They are:
(a) Trade Agreement between Myanmar and Lao People's Democratic Republic was signed On May 8,1995 in Yangon, Myanmar.
(b) The Basic Agreement on Border Trade between Myanmar and Lao People's Democratic Republic was signed On December 6, 2000 in Vientiane,Vietnam.