
ArbitrationGermany2024A German engineering firm specialising in industrial weighing and process-control equipment for the food and beverage industry. The client had supplied a complete quality-control line to a Vietnamese state-owned beverage producer under an EPC-style contract worth USD 4.8M, including installation, commissioning, and a 24-month performance warranty. The contract specified VIAC arbitration in English, governed by Vietnamese law, with the seat in Ho Chi Minh City.
Following installation and commissioning in 2022, the equipment operated within specification for over twelve months. The Vietnamese buyer had paid two of three installment payments totalling USD 3.3M. The third and final payment of USD 1.5M was due upon completion of the 24-month performance period, which was approaching.
Approximately three months before the final payment date, the buyer wrote to the supplier asserting that recent performance data showed equipment defects, demanding a price reduction equivalent to the final payment amount, and indicating that no further payment would be made. The asserted defects were technically detailed but, on the supplier's analysis, reflected operating parameters being run outside the specified envelope rather than equipment performance issues. The supplier's own performance data, collected from the equipment's monitoring systems, showed continuous in-specification operation.
For the German supplier, the matter raised more than the immediate USD 1.5M. The buyer was a state-owned enterprise; an unfavourable outcome could affect the supplier's broader Vietnam business and its reputation across Southeast Asia. The decision to invoke arbitration rather than negotiate further was made cautiously and with full board approval at the German parent.
We commenced VIAC arbitration on behalf of the German supplier, claiming the outstanding USD 1.5M plus contractual interest and the costs of arbitration. The contract's choice of VIAC arbitration in English was decisive: the proceedings ran in a language all parties could fully engage with, the procedure was crisp, and the tribunal was constituted within six weeks.
We assembled an evidentiary case across three layers. First, technical: the equipment's continuous monitoring data, the calibration records, and independent expert testimony on the operating parameters during the periods of asserted defect. Second, contractual: the precise specification of the equipment's performance envelope and the provisions allocating risk for operation outside that envelope. Third, commercial: the parties' communications during the warranty period, which showed no contemporary defect complaints — the issues were raised only as the final payment came due.
The tribunal of three arbitrators included a German engineering expert (party-appointed by claimant), a Vietnamese commercial-arbitration specialist (party-appointed by respondent), and a Singapore-based barrister as president. The merits hearing in HCMC ran four days, with technical expert evidence, witness testimony from both sides' commissioning teams, and submissions on contract construction. We produced operational data covering the entire 24-month warranty period — a level of evidence the buyer had not anticipated.
The VIAC tribunal issued a unanimous award six weeks after the merits hearing: full payment of USD 1.5M plus contractual interest of approximately USD 75K, plus the costs of the arbitration (around USD 60K) and 80% of the supplier's counsel fees (approximately USD 240K). The total award was paid voluntarily by the buyer within 60 days, avoiding any need for enforcement proceedings.
Notably, the long-term commercial relationship was preserved. The buyer retained the equipment, continued to operate it, and the supplier subsequently provided routine after-sales service and a software upgrade. Both parties learned from the dispute: the supplier improved its contract drafting on operating-envelope risk allocation; the buyer improved its internal commissioning and operations data review. A subsequent supply contract between the same parties was concluded in 2024.
A well-drafted arbitration clause is the single most important commercial-contract provision when the contract crosses borders. The choice of VIAC, English language, and clear seat made every subsequent procedural step straightforward. Operating-envelope and performance-warranty provisions reward detailed drafting at contract signature: ambiguity becomes a buyer's tool when payment comes due. Continuous monitoring data, where available, can decide a technical dispute on the documents alone — designing equipment with comprehensive performance logs is as much a legal protection as an operational tool.
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