本协定签署国一致同意：
The countries on whose behalf the present Agreement is signed agree as follows:

考虑到在全球化背景下，区域合作在推动亚洲经济体持续增长及经济和社会发展方面具有重要意义，也有助于提升本地区应对未来金融危机和其他外部冲击的能力；
CONSIDERING the importance of regional cooperation to sustain growth and promote economic and social development of the economies in Asia and thereby contribute to regional resilience against potential financial crises and other external shocks in the context of globalization;

认识到基础设施发展在推动区域互联互通和一体化方面具有重要意义，也有助于推进亚洲经济增长和社会发展，进而为全球经济发展提供新动力；
ACKNOWLEDGING the significance of infrastructure development in expanding regional connectivity and improving regional integration, thereby promoting economic growth and sustaining social development for the people in Asia, and contributing to global economic dynamism;

认识到亚洲基础设施投资银行（以下简称“银行”）通过与现有多边开发银行开展合作，将更好地为亚洲地区长期的巨额基础设施建设融资缺口提供资金支持；
REALIZING that the considerable long-term need for financing infrastructure development in Asia will be met more adequately by a partnership among existing multilateral development banks and the Asian Infrastructure Investment Bank (hereinafter referred to as the "Bank");

确信作为旨在支持基础设施发展的多边金融机构，银行的成立将有助于从亚洲域内及域外动员更多的亟需资金，缓解亚洲经济体面临的融资瓶颈，与现有多边开发银行形成互补，推进亚洲实现持续稳定增长；
CONVINCED that the establishment of the Bank as a multilateral financial institution focused on infrastructure development will help to mobilize much needed additional resources from inside and outside Asia and to remove the financing bottlenecks faced by the individual economies in Asia, and will complement the existing multilateral development banks, to promote sustained and stable growth in Asia;

同意成立银行，并遵照本协定所做出的如下规定进行运作：
HAVE AGREED to establish the Bank, which shall operate in accordance with the following:

第一章 宗旨、职能和成员资格
Chapter I PURPOSE, FUNCTIONS AND MEMBERSHIP

第一条 宗旨
Article 1 Purpose

一、银行宗旨在于：（一）通过在基础设施及其他生产性领域的投资，促进亚洲经济可持续发展、创造财富并改善基础设施互联互通；（二）与其他多边和双边开发机构紧密合作，推进区域合作和伙伴关系，应对发展挑战。
1. The purpose of the Bank shall be to: (i) foster sustainable economic development, create wealth and improve infrastructure connectivity in Asia by investing in infrastructure and other productive sectors; and (ii) promote regional cooperation and partnership in addressing development challenges by working in close collaboration with other multilateral and bilateral development institutions.

二、本协定中凡提及“亚洲”和“本区域”之处，除理事会另有规定外，均指根据联合国定义所指的属亚洲和大洋洲的地理区划和组成。
2. Wherever used in this Agreement, references to “Asia” and “region” shall include the geographical regions and composition classified as Asia and Oceania by the United Nations, except as otherwise decided by the Board of Governors.

第二条 职能
Article 2 Functions

为履行其宗旨，银行应具备以下职能：
To implement its purpose, the Bank shall have the following functions:

（一）推动区域内发展领域的公共和私营资本投资，尤其是基础设施和其他生产性领域的发展；
(i) to promote investment in the region of public and private capital for development purposes, in particular for development of infrastructure and other productive sectors;

（二）利用其可支配资金为本区域发展事业提供融资支持，包括能最有效支持本区域整体经济和谐发展的项目和规划，并特别关注本区域欠发达成员的需求；
(ii) to utilize the resources at its disposal for financing such development in the region, including those projects and programs which will contribute most effectively to the harmonious economic growth of the region as a whole and having special regard to the needs of less developed members in the region;

（三）鼓励私营资本参与投资有利于区域经济发展，尤其是基础设施和其他生产性领域发展的项目、企业和活动，并在无法以合理条件获取私营资本融资时，对私营投资进行补充；并且，
(iii) to encourage private investment in projects, enterprises and activities contributing to economic development in the region, in particular in infrastructure and other productive sectors, and to supplement private investment when private capital is not available on reasonable terms and conditions; and

（四）为强化这些职能开展的其他活动和提供的其他服务。
(iv) to undertake such other activities and provide such other services as may further these functions.

第三条 成员资格
Article 3 Membership

一、银行成员资格向国际复兴开发银行和亚洲开发银行成员开放。
1. Membership in the Bank shall be open to members of the International Bank for Reconstruction and Development or the Asian Development Bank.

(一) 域内成员是指列入附件一第一部分的成员及依照第一条第二款属亚洲区域的其他成员，其余则为域外成员。
(a) Regional members shall be those members listed in Part A of Schedule A and other members included in the Asia region in accordance with paragraph 2 of Article 1. All other members shall be non-regional members.

(二) 创始成员指已列入附件一、在第五十七条规定的日期当日或之前签署本协定并在第五十八条第一款规定的最终日期前已满足所有成员条件的成员。
(b) Founding Members shall be those members listed in Schedule A which, on or before the date specified in Article 57, shall have signed this Agreement and shall have fulfilled all other conditions of membership before the final date specified under paragraph 1 of Article 58.

二、国际复兴开发银行和亚洲开发银行成员，如未能依照第五十八条规定加入银行，可依照第二十八条规定经理事会特别多数投票同意后，遵照银行决定的加入条件成为银行成员。
2. Members of the International Bank for Reconstruction and Development or the Asian Development Bank which do not become members in accordance with Article 58 may be admitted, under such terms and conditions as the Bank shall determine, to membership in the Bank by a Special Majority vote of the Board of Governors as provided in Article 28.

三、不享有主权或无法对自身国际关系行为负责的申请方，应由对其国际关系行为负责的银行成员同意或代其向银行提出加入申请。
3. In the case of an applicant which is not sovereign or not responsible for the conduct of its international relations, application for membership in the Bank shall be presented or agreed by the member of the Bank responsible for its international relations.

第二章 资本
CHAPTER II CAPITAL

第四条 法定股本
Article 4 Authorized Capital

一、银行法定股本为壹仟亿美元，分为壹佰万股，每股的票面价值为拾万美元，只供成员依照本协定第五条的规定认缴。
1. The authorized capital stock of the Bank shall be one hundred billion United States dollars ($100,000,000,000), divided into one million (1,000,000) shares having a par value of 100,000 dollars ($100,000) each, which shall be available for subscription only by members in accordance with the provisions of Article 5.

二、初始法定股本分为实缴股本和待缴股本。实缴股本的票面总价值为贰佰亿美元，待缴股本的票面总价值为捌佰亿美元。
2. The original authorized capital stock shall be divided into paid-in shares and callable shares. Shares having an aggregate par value of twenty billion dollars ($20,000,000,000) shall be paid-in shares, and shares having an aggregate par value of eighty billion dollars ($80,000,000,000) shall be callable.

三、理事会可依照第二十八条规定，在适当时间按适当条件，经理事会超级多数投票同意后，增加银行的法定股本，包括实缴股本和待缴股本之间的比例。
3. The authorized capital stock of the Bank may be increased by the Board of Governors by a Super Majority vote as provided in Article 28, at such time and under such terms and conditions as it may deem advisable, including the proportion between paid-in and callable shares.

四、本协定凡提及“美元”及“$”符号均指美利坚合众国的法定支付货币。
4. The term “dollar” and the symbol “$” wherever used in this Agreement shall be understood as being the official currency of payment of the United States of America.

第五条 股本认缴
Article 5 Subscription of Shares

一、每个成员均须认缴银行的股本。认缴初始法定股本时，实缴股本与待缴股本之间的比例应为2：8。依照第五十八条规定获得成员资格的国家，其初始认缴股份数按本协定附件一执行。
1. Each member shall subscribe to shares of the capital stock of the Bank. Each subscription to the original authorized capital stock shall be for paid-in shares and callable shares in the proportion two (2) to eight (8). The initial number of shares available to be subscribed by countries which become members in accordance with Article 58 shall be that set forth in Schedule A.

二、依照本协定第三条第二款加入的成员，其初始认缴股份数应由理事会决定；若其认缴将使域内成员持有股本在总股本中的比例降至百分之七十五以下时，除非理事会依照第二十八条规定经超级多数投票通过，否则不予批准。
2. The initial number of shares to be subscribed by countries which are admitted to membership in accordance with paragraph 2 of Article 3 shall be determined by the Board of Governors; provided, however, that no such subscription shall be authorized which would have the effect of reducing the percentage of capital stock held by regional members below seventy-five (75) per cent of the total subscribed capital stock, unless otherwise agreed by the Board of Governors by a Super Majority vote as provided in Article 28.

三、理事会可以应某一成员要求，依照第二十八条规定，经超级多数投票通过，同意该成员按照确定的条件和要求增加认缴；若其认缴使域内成员持有股本在总股本中的比例降至百分之七十五以下时，除非理事会依照第二十八条规定经超级多数投票通过，否则不予批准。
3. The Board of Governors may, at the request of a member, increase the subscription of such member on such terms and conditions as the Board may determine by a Super Majority vote as provided in Article 28; provided, however, that no such increase in the subscription of any member shall be authorized which would have the effect of reducing the percentage of capital stock held by regional members below seventy-five (75) per cent of the total subscribed capital stock, unless otherwise agreed by the Board of Governors by a Super Majority vote as provided in Article 28.

四、理事会每隔不超过五年对银行的总股本进行审议。法定股本增加时，每个成员都将有合理机会按理事会决定的条件进行认缴，其认缴部分占总增加股本的比例应与此次增资前其认缴股本占总认缴股本的比例相同。任何成员均无义务认缴任何增加股本。
4. The Board of Governors shall at intervals of not more than five (5) years review the capital stock of the Bank. In case of an increase in the authorized capital stock, each member shall have a reasonable opportunity to subscribe, under such terms and conditions as the Board of Governors shall determine, to a proportion of the increase of stock equivalent to the proportion which its stock theretofore subscribed bears to the total subscribed capital stock immediately prior to such increase. No member shall be obligated to subscribe to any part of an increase of capital stock.

第六条 对认缴股本的支付
Article 6 Payment of Subscriptions

一、依照第五十八条获得成员资格的本协定签署方，其初始认缴股本中实缴股本分五次缴清，每次缴纳百分之二十，本条第五款中特殊规定的除外。第一次缴付应在本协定生效后三十天内完成，或在第五十八条第一款规定的批准书、接受书或核准书递交之日或之前缴付，以后发生者为准。第二次缴付在本协定生效期满一年内完成。其余三次将相继在上一次到期一年内完成。