【正文】
advertising materials on similar products of other . advertising and expenses party a shall bear all expenses for advertising and publicity in connection with the modity in question in _________ within the validity of this agreement, and shall submit to party a all audio and video materials intended for advertising for prior . mission party a shall pay party b a mission of 5% on the net invoiced selling price on all orders directly obtained by party b and accepted by party a. no mission shall be paid until party a receives the full payment for each . transactions between governmental bodies transactions concluded between govenmental bodies of party a and party b shall not be restricted by the terms and conditions of this agreement, nor shall the amount of such transactions be counted as part of the turnover stipulated in article . industrial property rights party b may use the trademarks owned by party a for the sale of _________ covered herein within the validity of this agreement, and shall acknowledge that all patents, trademarks, copy rights or any other industrial property rights used or embodied in _________ shall remain to be the sole properties of party a. should any infringement be found, party b shall promptly notify and assist party a to take steps to protect the latte