diff --git a/backend/services/trading-service/Dockerfile b/backend/services/trading-service/Dockerfile
index d3a0a3f2..5e6c70a4 100644
--- a/backend/services/trading-service/Dockerfile
+++ b/backend/services/trading-service/Dockerfile
@@ -22,7 +22,7 @@ FROM node:20-alpine AS runner
RUN addgroup --system --gid 1001 nodejs && \
adduser --system --uid 1001 -G nodejs nestjs
-RUN apk add --no-cache curl tzdata openssl su-exec
+RUN apk add --no-cache curl tzdata openssl su-exec fontconfig font-noto-cjk && fc-cache -f
RUN mkdir -p /app && chown nestjs:nodejs /app
WORKDIR /app
diff --git a/backend/services/trading-service/src/application/services/payment-proof.service.ts b/backend/services/trading-service/src/application/services/payment-proof.service.ts
index 2be0be87..9178ce15 100644
--- a/backend/services/trading-service/src/application/services/payment-proof.service.ts
+++ b/backend/services/trading-service/src/application/services/payment-proof.service.ts
@@ -60,39 +60,39 @@ export class PaymentProofService {
- C2C Bot 付款凭证
+ C2C Bot 付款凭证
- 已完成
- COMPLETED
+ 已完成
+ COMPLETED
- 订单编号
- ${this.esc(data.orderNo)}
+ 订单编号
+ ${this.esc(data.orderNo)}
- 支付金额 (dUSDT)
- ${this.esc(data.amount)}
+ 支付金额 (dUSDT)
+ ${this.esc(data.amount)}
- 交易哈希
- ${this.esc(shortTx)}
+ 交易哈希
+ ${this.esc(shortTx)}
- 收款地址
- ${this.esc(shortAddr)}
+ 收款地址
+ ${this.esc(shortAddr)}
- 完成时间
- ${this.esc(time)}
+ 完成时间
+ ${this.esc(time)}
- 由系统自动生成 · RWAdurian C2C Bot
+ 由系统自动生成 · RWAdurian C2C Bot
`;
}