Case Study — Sea Importer

Container dwell cut from 5 days to 2 days

A Laem Chabang importer slashed demurrage charges by 40% by automating B/L processing and delivery order matching.

The Challenge

A major importer operating through Laem Chabang port handled 300+ TEU per month across 8 shipping lines. Container dwell time averaged 5 days from vessel discharge to gate-out, driven almost entirely by document processing delays. Bills of lading arrived in various formats—PDF, scanned images, EDI, and even faxes—and each required manual data extraction before the customs declaration process could begin.

The delivery order (D/O) process was equally manual. After customs clearance, staff had to contact each shipping line individually to request D/O release, often waiting 24–48 hours for a response. The manual matching of B/L data to D/O data introduced errors that caused an additional 10–15% of containers to be held for document discrepancy resolution. Total demurrage and detention charges averaged ฿1.8 million per month.

The importer’s clients—primarily automotive and electronics manufacturers running just-in-time supply chains—were increasingly dissatisfied with the unpredictable delivery timelines. Two major clients had issued formal warnings threatening to switch to competing importers if dwell times were not reduced below 3 days within 6 months.

The Solution

KabyTech’s B/L Processing and D/O Automation Engine was deployed to handle the entire document chain from B/L receipt to cargo release. The system ingests bills of lading in any format, extracts all relevant fields (consignee, notify party, container numbers, seal numbers, commodity descriptions, weights, and terms of shipment), and validates the data against the importer’s purchase orders and customs tariff requirements.

Once a B/L is processed, the system automatically initiates the D/O request with the relevant shipping line through direct API connections (for lines that support it) or automated email templates (for lines still using manual processes). When the D/O is received, KabyTech matches it against the original B/L data, flags any discrepancies, and—if matched—triggers the cargo release instruction to the port terminal operator.

The entire pipeline from B/L receipt to cargo release instruction operates with minimal human intervention. The system processes a B/L in under 30 seconds and can initiate D/O requests within minutes of customs clearance. Real-time status tracking gives the importer and their clients visibility into exactly where each container sits in the release process.

Implementation

Implementation followed a 5-week timeline. Week one established API connections with the 4 shipping lines offering digital D/O services and configured automated email templates for the remaining 4 lines. KabyTech’s parsing engine was trained on 200+ historical B/Ls from each line, accounting for format variations across original, telex release, and sea waybill document types.

Weeks two and three ran parallel processing on all incoming B/Ls. The system processed documents simultaneously with the manual team, and results were reconciled daily. KabyTech achieved 99.5% field-level accuracy on B/L extraction and 100% accuracy on D/O matching against B/L data. The manual team identified zero cases where KabyTech missed a discrepancy that they caught.

Weeks four and five transitioned to automated processing as the primary workflow. Staff were retrained on exception handling and client communication rather than data entry. The importer also implemented KabyTech’s client portal, giving their end customers real-time visibility into container status and estimated gate-out times—a feature that immediately improved client satisfaction scores.

Results

Average container dwell time dropped from 5 days to 2 days—a 60% reduction. The fastest containers now clear in under 24 hours from vessel discharge, compared to a previous best case of 3 days. The consistency improvement was equally significant: standard deviation of dwell time fell from 2.1 days to 0.4 days, giving clients reliable delivery windows for production planning.

Demurrage and detention charges fell by 40%, from ฿1.8 million to ฿1.08 million per month. The remaining charges are primarily attributable to vessel schedule delays and port congestion—factors outside the importer’s control. Document-related demurrage—the portion directly caused by processing delays—dropped by 92%, from ฿1.1 million to ฿88,000 per month.

Both at-risk client relationships were retained. One client increased their import volume by 25% after seeing the improved dwell times, citing the real-time tracking portal as a decisive factor. The importer onboarded 3 new clients in the first quarter after deployment, attributing the wins directly to their ability to guarantee sub-3-day dwell times in their service agreements.

Summary

For sea importers, document processing delays are the primary controllable driver of container dwell time and demurrage charges. By automating the entire B/L-to-release pipeline, KabyTech reduced the document processing component of dwell time from 3.5 days to under 4 hours, enabling the importer to consistently deliver containers within 2 days of vessel discharge.

The 40% reduction in demurrage charges—฿720,000 per month in savings—represents only the direct cost benefit. The client retention and new business generated by reliable dwell times contributed an estimated ฿2.4 million in additional annual revenue. For importers handling 200+ TEU per month, automated B/L and D/O processing is a strategic necessity, not an operational luxury.

The importer is now expanding KabyTech integration to include automated customs declaration filing and pre-arrival processing, targeting a further reduction in dwell time to under 36 hours for standard shipments.

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