E-Invoice Carriers (載具) 台灣電商：E-Invoice Carriers (載具)
Coming Soon即將推出Handle Taiwan e-invoice carriers (載具) — 手機條碼, 自然人憑證, 會員載具, plus 捐贈碼 donation flow. Covers carrier validation, scan-to-store UX, member-carrier consolidation, and prize-draw winner notification. Use when designing carrier scanning UX, debugging invalid-carrier rejections, or implementing donation-code flow. STATUS: SKELETON — body pending.
台灣電商技能：E-Invoice Carriers (載具) 分析與應用。
When to use this skill
- Designing carrier-scan UX at checkout
- Implementing member-carrier consolidation
- Adding 捐贈碼 donation flow
- Handling prize-draw (中獎) winner notification
- Debugging carrier-format rejections
Do NOT use when
- Landscape overview →
tw-einvoice-guide - Specific 加值中心 API →
tw-ecom-invoice-ezpay/-universalec
Core concepts
TODO: carrier types, format specs, validation rules.
NOTE (填充時): 格式規格（手機條碼 / + 7 alphanumeric、自然人憑證 2 letters + 14 digits）
已在 tw-ecom-invoice-ezpay Gotchas 中詳細說明。此 skill 不重複格式規格；
改聚焦在 UX 層面：validation 在哪層做、錯誤訊息設計、掃碼元件選型。
Decision tree
TODO: which carrier to default to given context (e.g., 有會員帳號 → 會員載具；無帳號 → 引導填手機條碼；B2B → 不需載具).
Implementation guidance
TODO: scan widget 選型與整合、client-side validation 流程、member-carrier linking（會員帳號與手機條碼綁定）。
不重複 issue_invoice carrier_type / carrier_num 參數說明 — 那些在 ezpay/universalec skill。
Gotchas注意事項
TODO: 5-6 pitfalls.
IRON LAW
TODO.
Output Format輸出格式
TODO.
Related
tw-einvoice-guide
Last verified: 2026-04