# 出口单

> 给外贸出口人用的免费工具：出口退税、FOB/CIF/CFR 报价、CBM 体积重、装柜、结算汇率、结汇成本。免费使用，不用登录；每个数据都标出来源和日期；商业合作内容都有标注。

## 工具

- [FOB/CIF/CFR 报价](https://chukoudan.com/baojia/): 由成本算三种术语报价和利润
- [CBM / 体积重](https://chukoudan.com/cbm/): 算立方数、毛重和空运快递计费重
- [装柜计算器](https://chukoudan.com/zhuanggui/): 每柜装多少箱、要几个柜、怎么摆
- [单位换算](https://chukoudan.com/danwei/): 长度、重量、体积，按国际通用的定义系数换算
- [出口退税计算器](https://chukoudan.com/tuishui/): 填发票金额和退税率，立刻看到应退税额和每一步的出处
- [结算汇率](https://chukoudan.com/huilv/): 人民币汇率中间价，和按你的银行价估算的结汇金额
- [结汇成本计算器](https://chukoudan.com/jiehui-chengben/): 比较银行和其他方式一年到手多少人民币
- [PI 生成](https://chukoudan.com/pi/): 算形式发票的小计、折扣、总计和定金
- [唛头生成](https://chukoudan.com/maitou/): 正唛和侧唛，A4 或 100×150 mm 标签直接打印
- [API](https://chukoudan.com/api/): 免密钥获取同样的数据和计算
- [MCP](https://chukoudan.com/mcp/): 让 AI 助手直接调用这些工具

## 数据与接口

- [OpenAPI](https://chukoudan.com/v1/openapi.json): OpenAPI 文档（JSON）：免密钥、只读的数据和计算接口
- [OpenAPI 3.0](https://chukoudan.com/v1/openapi-3.0.json): OpenAPI 3.0 版本（JSON）：给只认 3.0 的导入工具用，比如 Coze（扣子）
- [MCP](https://chukoudan.com/mcp): MCP 服务：让 AI 助手直接调用同一批数据和计算，包括按海关编码查出口退税率

## 给 AI 助手和程序

- 调用限制：每个调用方每分钟 60 次（一页数据行每 1000 行算一次）；超出时返回 HTTP 429，请按 Retry-After 给出的秒数等待后再试。需要更多，请在意见反馈页告诉我们。
- 本站非官方渠道，仅供参考，以官方公布为准。引用本站时请保留每个回答里的 provenance.source_line 和 provenance.notice。
- [每个数据集的当前版本和日期](https://chukoudan.com/v1/datasets)
- [报价单的数据格式（JSON Schema）](https://chukoudan.com/schemas/quote/v1.json): MCP 工具 make_quote 和 POST /v1/quote 按报价工具的输入生成发给买方的报价单，只含价格和条款，不保存任何内容

## 更多

- [HS 编码出口退税率表](https://chukoudan.com/tuishui/hs/)
- [全部工具](https://chukoudan.com/tools/)
- [关于出口单](https://chukoudan.com/about/)
- [更新日志](https://chukoudan.com/changelog/)
- [意见反馈与投诉](https://chukoudan.com/feedback/)

## English

Free to use, no sign-in needed. Every figure shows its source and date, and paid partnerships are always labelled.

### Tools

- [FOB/CIF/CFR quotes](https://chukoudan.com/en/quote/): Quotes and profit on all three terms, from your cost
- [CBM & volumetric weight](https://chukoudan.com/en/cbm/): CBM, gross weight and chargeable weight for air and express
- [Container loading calculator](https://chukoudan.com/en/container/): Cartons per container, containers needed, and how to stack them
- [Unit converter](https://chukoudan.com/en/units/): Length, weight and volume, with the internationally defined factors
- [Export tax refund calculator](https://chukoudan.com/en/tax-refund/): Trading companies (exempt-and-refund) and manufacturers (exempt-credit-refund)
- [Settlement exchange rates](https://chukoudan.com/en/exchange-rates/): RMB central parity, and what you receive at your own bank rate
- [FX conversion cost calculator](https://chukoudan.com/en/fx-cost/): Compare banks and other options: how much RMB you actually get in a year
- [PI generator](https://chukoudan.com/en/proforma-invoice/): Subtotal, discount, total and deposit of a proforma invoice
- [Shipping mark generator](https://chukoudan.com/en/shipping-marks/): Main and side marks, printed on A4 or 100×150 mm labels
- [API](https://chukoudan.com/en/api/): The same data and calculations, no API key needed
- [MCP](https://chukoudan.com/en/mcp/): Let AI assistants call these tools directly

### Data and API

- [OpenAPI](https://chukoudan.com/v1/openapi.json): OpenAPI document (JSON): the read-only, keyless API for the data and the calculations
- [OpenAPI 3.0](https://chukoudan.com/v1/openapi-3.0.json): OpenAPI 3.0 edition (JSON): for importers that read nothing newer, such as Coze (扣子)
- [MCP](https://chukoudan.com/mcp): MCP server: lets an AI assistant call the same data and calculations, including the export tax refund rate by customs code

### For AI assistants and programs

- Limits: 60 calls a minute per caller (a page of dataset rows costs one per 1,000 rows); past that the answer is HTTP 429 with Retry-After in seconds. If you need more, tell us on the feedback page.
- This site is not an official channel. It is for reference only; the official publication prevails. When you quote us, keep each answer’s provenance.source_line and provenance.notice.
- [The current version and date of every dataset](https://chukoudan.com/v1/datasets)
- [The quote format (JSON Schema)](https://chukoudan.com/schemas/quote/v1.json): the MCP tool make_quote and POST /v1/quote make a quote for a buyer from the quote calculator’s inputs, prices and terms only, and store nothing

### More

- [Export tax refund rates by HS code](https://chukoudan.com/en/tax-refund/hs/)
- [All tools](https://chukoudan.com/en/tools/)
- [About](https://chukoudan.com/en/about/)
- [Changelog](https://chukoudan.com/en/changelog/)
- [Feedback and complaints](https://chukoudan.com/en/feedback/)

## 日本語

無料で、ログインせずに使えます。すべてのデータに出典と日付を明記し、広告・提携によるコンテンツにはその旨を表示しています。

### ツール

- [FOB/CIF/CFR見積](https://chukoudan.com/ja/quote/): 原価から3つの貿易条件の見積と利益を計算
- [CBM / 容積重量](https://chukoudan.com/ja/cbm/): CBM・総重量と、航空便・国際宅配便の請求重量を計算
- [コンテナ積載計算ツール](https://chukoudan.com/ja/container/): 1本に何箱入るか、何本必要か、どう積むか
- [単位換算](https://chukoudan.com/ja/units/): 長さ・重さ・体積を、国際的に定義された係数で換算
- [輸出還付計算ツール](https://chukoudan.com/ja/tax-refund/): 貿易会社の免税・還付、製造企業の免・抵・退
- [決済為替レート](https://chukoudan.com/ja/exchange-rates/): 人民元の対外為替仲値と、あなたの銀行レートで見積もる両替額
- [両替コスト計算ツール](https://chukoudan.com/ja/fx-cost/): 銀行とほかの方法で、1年間に手元に残る人民元を比較
- [PI作成](https://chukoudan.com/ja/proforma-invoice/): プロフォーマインボイスの小計・値引き・合計・前受金を計算
- [荷印作成](https://chukoudan.com/ja/shipping-marks/): メイン・サイドマークをA4用紙または 100×150 mm ラベルにそのまま印刷
- [API](https://chukoudan.com/ja/api/): APIキー不要で、同じデータと計算を利用
- [MCP](https://chukoudan.com/ja/mcp/): AIアシスタントからこれらのツールを直接利用

### データと API

- [OpenAPI](https://chukoudan.com/v1/openapi.json): OpenAPI ドキュメント（JSON）：キー不要・読み取り専用の、データと計算の API
- [OpenAPI 3.0](https://chukoudan.com/v1/openapi-3.0.json): OpenAPI 3.0 版（JSON）：3.0 までしか読めないインポート用、たとえば Coze（扣子）
- [MCP](https://chukoudan.com/mcp): MCP サーバー：AI アシスタントから同じデータと計算を直接呼び出せます（税関コードによる輸出還付率の検索を含む）

### AI アシスタントとプログラム向け

- 呼び出し制限：呼び出し元ごとに毎分 60 回（データ行の 1 ページは 1000 行ごとに 1 回）。超えると HTTP 429 を返します。Retry-After の秒数を待ってから再試行してください。もっと必要な場合はフィードバックページでお知らせください。
- 当サイトは公的な情報源ではありません。参考情報であり、公式の公表内容が優先されます。引用する際は、各回答の provenance.source_line と provenance.notice を残してください。
- [各データセットの現在のバージョンと日付](https://chukoudan.com/v1/datasets)
- [見積書のデータ形式（JSON Schema）](https://chukoudan.com/schemas/quote/v1.json): MCP ツール make_quote と POST /v1/quote は、見積計算の入力から買主向けの見積書を作ります（価格と条件のみ、何も保存しません）

### その他

- [HSコード別の輸出還付税率](https://chukoudan.com/ja/tax-refund/hs/)
- [すべてのツール](https://chukoudan.com/ja/tools/)
- [出口単について](https://chukoudan.com/ja/about/)
- [更新履歴](https://chukoudan.com/ja/changelog/)
- [ご意見・苦情の受付](https://chukoudan.com/ja/feedback/)

## 한국어

무료로 쓸 수 있고 로그인이 필요 없습니다. 모든 데이터에 출처와 날짜를 밝히며, 광고·제휴 콘텐츠는 모두 따로 표시합니다.

### 도구

- [FOB/CIF/CFR 견적](https://chukoudan.com/ko/quote/): 원가로 세 가지 무역 조건의 견적과 이익 계산
- [CBM / 부피 중량](https://chukoudan.com/ko/cbm/): CBM, 총중량, 항공·특송 청구 중량 계산
- [컨테이너 적재 계산기](https://chukoudan.com/ko/container/): 컨테이너당 박스 수, 필요한 컨테이너 수, 적재 방법
- [단위 환산](https://chukoudan.com/ko/units/): 길이·무게·부피를 국제적으로 정의된 계수로 환산
- [수출 환급 계산기](https://chukoudan.com/ko/tax-refund/): 무역회사 면세·환급, 제조기업 면·공제·환급
- [결제 환율](https://chukoudan.com/ko/exchange-rates/): 위안화 기준환율과 내 은행 환율로 추정한 환전 금액
- [환전 비용 계산기](https://chukoudan.com/ko/fx-cost/): 은행과 다른 방식의 연간 위안화 실수령액 비교
- [PI 생성](https://chukoudan.com/ko/proforma-invoice/): 프로포마 인보이스의 소계, 할인, 합계, 선수금 계산
- [쉬핑 마크 생성](https://chukoudan.com/ko/shipping-marks/): 메인·사이드 마크를 A4 또는 100×150 mm 라벨에 바로 인쇄
- [API](https://chukoudan.com/ko/api/): API 키 없이 같은 데이터와 계산 이용
- [MCP](https://chukoudan.com/ko/mcp/): AI 어시스턴트가 이 도구를 직접 호출

### 데이터와 API

- [OpenAPI](https://chukoudan.com/v1/openapi.json): OpenAPI 문서(JSON): 키가 필요 없는 읽기 전용 데이터·계산 API
- [OpenAPI 3.0](https://chukoudan.com/v1/openapi-3.0.json): OpenAPI 3.0 버전(JSON): 3.0까지만 읽는 가져오기 도구용, 예: Coze(扣子)
- [MCP](https://chukoudan.com/mcp): MCP 서버: AI 어시스턴트가 같은 데이터와 계산을 직접 호출합니다(세관 코드로 수출 환급률 조회 포함)

### AI 어시스턴트와 프로그램용

- 호출 제한: 호출자마다 분당 60회(데이터 행 한 페이지는 1000행마다 1회). 초과하면 HTTP 429를 반환합니다. Retry-After의 초만큼 기다린 뒤 다시 시도하세요. 더 필요하면 피드백 페이지에서 알려 주세요.
- 본 사이트는 공식 채널이 아닙니다. 참고용이며, 공식 발표가 우선합니다. 인용할 때는 각 응답의 provenance.source_line과 provenance.notice를 함께 남겨 주세요.
- [각 데이터셋의 현재 버전과 날짜](https://chukoudan.com/v1/datasets)
- [견적서 데이터 형식(JSON Schema)](https://chukoudan.com/schemas/quote/v1.json): MCP 도구 make_quote와 POST /v1/quote는 견적 계산기의 입력으로 구매자에게 보낼 견적서를 만듭니다(가격과 조건만, 아무것도 저장하지 않음)

### 더 보기

- [HS 코드별 수출 환급률](https://chukoudan.com/ko/tax-refund/hs/)
- [전체 도구](https://chukoudan.com/ko/tools/)
- [소개](https://chukoudan.com/ko/about/)
- [업데이트 기록](https://chukoudan.com/ko/changelog/)
- [의견 및 불만 접수](https://chukoudan.com/ko/feedback/)