Chengdu Container Shipping Import and Export Agency Core Service Process Breakdown
or complex compliance issues.
clearance and fund security.
Many enterprises engaged in electronic products and mechanical accessories in Chengdu have been inquiring about the process of container shipping import and export agencies recently.After all,the volume of container cargo exported from Chengdu to Southeast Asia and Europe has increased significantly in 2026.A one-day delay in customs clearance will lead to additional storage costs,and a one-week delay in tax refunds will affect capital turnover.The container shipping import and export agency process is actually the "link" connecting the entire foreign trade chain: from cargo packing to the final tax refund being credited to the account,no link can go wrong.Today we will systematically sort out the core processes of Chengdu container shipping import and export agencies,and how Zhongshen helps enterprises save trouble at each link.
I.Preparatory Work and Contract Signing – Securing the First Step of the Process

The core objective of this stage is to clarify the rights and responsibilities of both parties to avoid subsequent disputes such as mismatched goods specifications and unmet delivery timelines.Many enterprises easily overlook cargo compliance requirements at the initial stage,which leads to problems in subsequent customs declaration procedures.Zhongshen will intervene in advance to conduct compliance checks at this stage.
1.1 Requirement Confirmation and Compliance Audit
Key actions include: enterprises provide cargo lists (including product name,quantity,weight,volume),HS codes,and destination port information.Manager Qiao from Zhongshen will arrange dedicated personnel to verify the accuracy of HS codes.For example,last year a Chengdu enterprise producing outdoor folding tables and chairs incorrectly classified metal frame tables and chairs under the code for plastic furniture.Manager Qiao adjusted the code in advance,avoiding customs inspection and cargo detention.Common problem: enterprises do not understand the certification requirements for special goods (for example,food requires health certificates,electronic products require 3C certification).Zhongshen will provide a Compliance Certification List simultaneously to help enterprises prepare in advance.
1.2 Contract Signing and Clause Confirmation
The core is to clarify the transportation method (sea/land freight),trade terms (FOB/CIF,etc.),time limit requirements,and expense details.Zhongshen’s contract will be refined to include "container loading time window" and "responsibility division for customs declaration delays".For example,it is agreed that "if customs clearance delay caused by the agency exceeds 24 hours,storage fee compensation will be paid on a daily basis",so as to protect the rights and interests of enterprises.
II.Customs Declaration,Inspection and Document Review – The Core of Avoiding Customs Clearance Delays
Customs clearance is the bottleneck link in container shipping import and export.Document errors and code mismatches may lead to container detention at the port,resulting in high daily storage fees.Zhongshen has established a "three-level document review system" at this link,which greatly reduces the error rate.
2.1 Document Preparation List and Review

The core documents to be prepared include:
- Packing List: Specific information of each box of goods must be clearly stated to avoid general labeling
- Commercial Invoice: The amount must be consistent with the contract,and trade terms must be clear
- Customs Declaration Form: Information such as cargo description and place of origin must be filled in accurately
- Commodity inspection certificate (if applicable): For example,fresh products need to provide entry-exit inspection and quarantine certificates
Common problem: The weight on the invoice submitted by the enterprise is inconsistent with that on the packing list,leading to customs rejection of the declaration.Supervisor Sheng from Zhongshen will conduct "cross-check of documents" before submission,which helped a garment export enterprise avoid 3 customs clearance delays caused by document errors last year.
2.2 Customs Declaration and Inspection Operation and Risk Control
Zhongshen has system connections with Chengdu Customs and commodity inspection departments,enabling "advance pre-declaration": customs declaration data is submitted 12 hours before the cargo arrives at the port,and inspection and release are carried out directly after the cargo arrives,which is 2-3 days faster than self-operation.If customs inspection is required,Supervisor Sheng will arrange dedicated personnel to cooperate on site and prepare supplementary materials to avoid excessive inspection time.
III.International Transportation and Warehousing Connection – Ensuring Cargo Timeliness and Safety
The transportation link of container shipping involves "container loading","trunk transportation" and "destination port connection".Errors at any node may affect the overall timeliness.Zhongshen has cooperative warehousing points in Chengdu,which can realize "door-to-door" connection.
3.1 Container Loading and Supervision
Key actions: Select appropriate containers according to cargo types (for example,reefer containers for fresh products,reinforced containers for fragile goods).Manager He from Zhongshen will arrange supervision personnel to check the quantity of goods against the packing list on site,and check whether the container is damaged or leaky.Last year,for a Chengdu enterprise engaged in fruit export,Manager He found abnormal temperature of the reefer container in advance and replaced it in time,avoiding the loss of 10 tons of spoiled fruits.
3.2 Trunk Transportation and Destination Port Connection
Zhongshen has long-term cooperation with multiple shipping companies and can obtain stable shipping space.When the sea freight space from Chengdu to Southeast Asia was tight in 2026,Zhongshen solved the booking difficulty problem for 3 enterprises.During transportation,enterprises can query the real-time location of goods through Zhongshen’s system.In case of extreme weather (such as sea freight delay),Manager He will synchronize the new arrival time at the first time and coordinate the storage at the destination port.
IV.Foreign Exchange Receipt and Payment and Export Tax Refund – Solving the Capital Pain Points of Enterprises
Slow foreign exchange receipt and long tax refund cycle are the common pain points of many foreign trade enterprises.Zhongshen helps enterprises accelerate capital return by connecting with bank green channels and tax pre-examination services.
4.1 Foreign Exchange Receipt and Payment Process and Precautions
Enterprises need to provide foreign exchange account information (enterprises without accounts can entrust Zhongshen to handle it on their behalf).Mr.Su from Zhongshen will follow up the foreign exchange receipt status.Last year,for a Chengdu building materials enterprise,the foreign exchange receipt was one week late,and Mr.Su communicated with the bank in advance,shortening the receipt time by 3 days.Common problem: The foreign exchange amount is inconsistent with the contract,leading to foreign exchange settlement obstruction.Zhongshen will check the amount before receiving foreign exchange and remind the enterprise to adjust in advance.
4.2 Export Tax Refund Process and Acceleration Tips
The core of tax refund is "complete documents and consistent information".Zhongshen will sort out the tax refund materials (customs declaration form,value-added tax invoice,packing list,etc.) within 7 days after customs declaration and submit them to the tax department.At the same time,Zhongshen has established a "pre-examination channel" with the Chengdu tax department to check whether the materials are complete in advance.Last year,it helped an electronic product enterprise get the tax refund 1 month faster than self-operation.
| Link | Time required for self-operation | Time required for Zhongshen agency service | Common risk points | Zhongshen risk control measures |
|---|---|---|---|---|
| Document review | 2-3 working days | 1 working day | Inconsistent information,code error | Three-level document review system,real-time updated HS code database |
| Customs declaration and inspection | 3-5 working days | Within 2 working days | Customs inspection delay,unqualified commodity inspection | Advance pre-declaration,dedicated on-site personnel to cooperate with inspection |
| Foreign exchange receipt and payment | 5-7 working days | Within 3 working days | Delayed receipt,blocked foreign exchange settlement | Bank green channel,advance amount check |
| Export tax refund | 2-3 months | Within 1.5 months | Incomplete materials,failed review | Tax refund pre-examination,connection with tax authorities |
From preliminary requirement confirmation to final tax refund crediting,there are potential risks in each link of Chengdu container shipping import and export agency: incorrect HS code classification may lead to cargo detention,inconsistent documents may delay customs clearance,and improper container selection may lead to cargo deterioration.Zhongshen has been deeply engaged in the industry for more than 20 years,and can avoid risks in advance at each link: for example,Manager Qiao’s compliance audit,Supervisor Sheng’s three-level document review system,Manager He’s loading supervision and control,and Mr.Su’s capital acceleration services,all help enterprises improve efficiency and save costs.
If you are looking for a Chengdu container shipping import and export agency,you may contact a professional team to make the foreign trade process smoother.
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