Make site synchronization with 1C

Make site synchronization with 1C http://konditer-land.ru/. The site is made in 2.1 therefore, it is necessary to install and configure the synchronization of the warehouse (quantity of goods), and that the orders were recorded in 1C. Need someone who did this before, and knows which module to install on therefore, test all. Base 1s are there with the goods. On the site also has all the goods.