About DFEC
DFEC is the export brand of Haiyue Mechanical & Electrical Equipment Co., Ltd., a Cummins parts dealer in Shiyan, Hubei, China. This site is our full catalog: every Cummins part number we can supply, with the facts you need to order the right one.
草稿。正文是先拟的英文，结构照设计决策 15「信任类页面」；标 [待确认] 的事实要业务方定。照片取自对象存储 material/ 里的门市实拍（门头招牌写的是迪悦，见老站调研 §8 第 4 条）。
Who we are
Haiyue Mechanical & Electrical Equipment Co., Ltd. trades Cummins engine parts from Shiyan, Hubei — the production base of Dongfeng commercial vehicles and a city built around diesel engines. We sell to workshops, fleet operators, distributors and equipment owners worldwide. [待确认：成立年份、团队规模、年出货量之类可以写的硬数字]
Our storefront in Shiyan 
Reception 
Showroom
What we supply
Parts for engines built by Cummins' Chinese joint ventures and for imported Cummins engines:
- Dongfeng Cummins (DCEC) — B, C, L and ISB / ISD / ISL / ISF series
- Chongqing Cummins (CCEC) — N, K, M and QSK series
- Xi'an Cummins (XCEC) — ISM / QSM and ISX / QSX series
- Imported Cummins — parts sourced through Cummins' distribution for engines built outside China
Fuel injection pumps and injectors, turbochargers, electronic control modules, sensors, cylinder heads and blocks, crankshafts and camshafts, pistons and liners, water and oil pumps, gaskets, filters, belts and tensioners — 136,013 part numbers in all. Genuine parts by default; where we offer an alternative, the quote says so. [待确认：配件类型口径]
How we work
- You send part numbers — through the quote form, by email or on WhatsApp. An engine serial number helps us check the fit.
- We confirm price, availability and lead time within one business day, and flag superseded numbers so you get the part that ships today.
- We ship by courier, air or sea freight with the paperwork your customs need. [待确认：常用货代与付款方式见「Shipping & payment」]
Certificates and authorisations
[待确认：营业执照、康明斯经销授权、ISO 之类能公开的证书，有什么放什么]
Meeting area 
Sample display - Scan: business licence and dealer authorisation
Where we are
Haiyue Mechanical & Electrical Equipment Co., Ltd.
No. 1005 Wanlianda Street, Autopark City, Maojian District, Shiyan, Hubei, China
The DFEC name has been used on our export business since [待确认：年份]; our company site is at dfecengineparts.com. This catalog site is run by the same company and the same people.