介绍性文本1.标题、开始、应用和解释2.主计划第2条的修订3.主计划第3条的撤销4.主计划第6条的修订5.主计划第7条的修订6.第8条的修订，主方案9和10 7.修改主方案第12条8.撤销主方案第13条9.在主方案中插入条款签名说明

Introductory Text1.Title, commencement, application and interpretation2.Amendment of article 2 of the principal Scheme3.Revocation of article 3 of the principal Scheme4.Amendment of article 6 of the principal Scheme5.Amendment of article 7 of the principal Scheme6.Amendment of articles 8, 9 and 10 of the principal Scheme7.Amendment of article 12 of the principal Scheme8.Revocation of article 13 of the principal Scheme9.Insertion of articles in the principal SchemeSignatureExplanatory Note