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ISU SPECIALTY CHEMICAL CO., LTD. v C&D (SINGAPORE) BUSINESS PTE. LTD.

In ISU SPECIALTY CHEMICAL CO., LTD. v C&D (SINGAPORE) BUSINESS PTE. LTD., the high_court addressed issues of .

Case Details

  • Citation: [2024] SGHC 285
  • Court: High Court (General Division)
  • Originating Claim No: Originating Claim No 82 of 2022
  • Title: ISU Specialty Chemical Co., Ltd. v C&D (Singapore) Business Pte Ltd
  • Judgment Date: 6 November 2024 (judgment reserved earlier)
  • Hearing Dates: 6, 7, 16, 20 August 2024; 24 September 2024
  • Judge: Choo Han Teck J
  • Plaintiff/Applicant: ISU Specialty Chemical Co., Ltd. (and claimant, following a spin-off merger)
  • Defendant/Respondent: C&D (Singapore) Business Pte Ltd
  • Legal Areas: Contract law (formation; offer and acceptance; repudiation); commercial transactions
  • Statutes Referenced: Not specified in the provided extract
  • Cases Cited: Not specified in the provided extract
  • Judgment Length: 23 pages; 7,514 words

Summary

ISU Specialty Chemical Co., Ltd. v C&D (Singapore) Business Pte Ltd concerned whether the parties had formed a binding contract for the sale of 300,000 barrels of Light Cycle Oil (“LCO”) for March 2021 (the “March cargo”). The dispute turned on contract formation principles—specifically, whether an alleged oral offer made by the defendant’s representative during telephone discussions on 2 February 2021 was actually made, and if so, whether it was accepted in a manner that created a contract between the defendant and ISU.

The High Court (Choo Han Teck J) approached the matter as a fact-intensive inquiry into the parties’ communications and the commercial context of LCO trading. A central theme was the “back-to-back” structure typical in the industry: ISU’s role as a refinery middleman meant that its ability to sell to the defendant depended on the refinery’s acceptance of ISU’s corresponding offer. The court found that both parties understood that their arrangement operated on a back-to-back basis, and that this understanding informed how offers and acceptances should be analysed.

Ultimately, the court’s reasoning focused on which version of the 2 February 2021 calls was more probable, and on whether the claimant could prove the existence of the specific terms it alleged—particularly the CIF pricing mechanism “US$8.50 above MOPS for March”. The judgment therefore provides practical guidance on evidential burdens in oral contract formation disputes, especially in commodity trading where market practice and rapid deal confirmation affect how parties conduct themselves.

What Were the Facts of This Case?

The claimant (ISU Specialty Chemical Co., Ltd., and its successor following a spin-off merger) is a South Korean company engaged in wholesale trading of liquid fuel and related products. The defendant, C&D (Singapore) Business Pte Ltd, is a Singapore company that trades a variety of goods without a dominant product. The dispute arose from the defendant’s purchases of LCO from ISU between July 2020 and January 2021, comprising six prior transactions.

In each of the six previous transactions, the parties negotiated and concluded a contract for the sale of 300,000 barrels of LCO. The first five transactions were conducted by tender: the defendant’s representative (Jason Ke) would communicate the defendant’s bid price to ISU’s agent (John Wu), and ISU would then submit a bid to Hyundai Oil Singapore Pte Ltd (“Hyundai Singapore”) for the relevant barrels. The final transaction in that sequence (the “February cargo”) was conducted through private negotiations rather than tender, although the extract indicates that the court later treated the overall trading structure as relevant to the March cargo as well.

After January 2021, the parties turned to the March cargo. Discussions occurred between ISU and the defendant regarding the sale of 300,000 barrels of LCO to be delivered in March 2021. Jason Ke initiated the discussion to participate in the tender for the March cargo. He told John Wu to hold off offering a bid price, but eventually caused the defendant to offer ISU an FOB price of US$7.70 per barrel for the March cargo on 27 January 2021. ISU submitted its own bid to Hyundai Singapore on the same day at an FOB price of US$6.20 per barrel, but ISU’s bid failed.

Despite the failed tender bid, John Wu remained keen to continue private negotiations with Hyundai Oilbank Co Ltd (“Hyundai Korea”), the parent company of Hyundai Singapore and the manufacturer of the LCO sold by Hyundai Singapore. On 28 January 2021, John Wu began encouraging Jason Ke to buy the March cargo. The parties then discussed the deal over WeChat and voice calls. The key dispute crystallised around whether these discussions resulted in a contract of sale between ISU and the defendant.

The first and most immediate legal issue was whether the parties formed an oral contract for the March cargo. This required the court to determine whether, during the telephone calls on 2 February 2021 at 3:48pm and 3:54pm, Jason Ke made an offer to purchase the March cargo at a CIF price of US$8.50 above MOPS for March. The claimant’s case depended on proving both the existence of the offer and its specific terms.

The second issue concerned the effect of ISU’s back-to-back trading model on contract formation. The claimant argued that ISU’s business model meant that once ISU received an offer or acceptance from the defendant, ISU would make a corresponding back-to-back offer to the refinery (Hyundai Korea). The claimant further contended that when Hyundai Korea accepted ISU’s back-to-back offer on 3 February 2021 for US$20,846,796.83, this constituted automatic acceptance of the defendant’s alleged offer, thereby completing the contract between ISU and the defendant.

The defendant’s position challenged both elements. It denied that Jason Ke made any such offer at all, asserting that John Wu had attempted to represent to both sides that a contract existed. It also argued that the back-to-back “automatic acceptance” logic should not apply in the context of private negotiations, and that the parties’ earlier understanding required email confirmation for contracts to be binding.

How Did the Court Analyse the Issues?

The court began by analysing the nature of ISU’s LCO sales and the commercial structure within which the alleged March cargo agreement was said to arise. The claimant described ISU as a “refinery middleman” who trades on a back-to-back basis. Under that model, ISU would only make an offer to the refinery if it had received an offer or acceptance from the buyer (here, the defendant). If the refinery did not accept ISU’s offer, no contract would be formed between ISU and the buyer. Conversely, if the buyer’s offer or acceptance was not secured, ISU would not proceed to the refinery.

The defendant resisted this characterisation. It argued that the March cargo discussions were conducted through private negotiations rather than open tender, and that market practice regarding back-to-back trades applied only to tender situations. It also pointed to an alleged earlier instruction from Jason Ke to ISU’s representative, Son Jungkyu, that all transactions had to be confirmed by email: any deal recap sent by ISU would require confirmation by the defendant for a contract to exist. On the defendant’s case, this meant that ISU could not have concluded back-to-back deals without email confirmation.

Choo Han Teck J rejected the defendant’s attempt to confine back-to-back practice to tender contexts. The court found that both parties understood that they would contract on a back-to-back basis, meaning that the contract between ISU and the defendant was subject to a concluded contract between ISU and the refinery for the same barrels. This finding was supported by the court’s view of how quickly bids are accepted in the LCO industry. Both experts agreed that refineries accept bids very quickly, and that traders do not keep open-ended bids available for indefinite acceptance due to market volatility and risk.

On this basis, the court reasoned that once ISU submitted a bid to Hyundai Singapore or Hyundai Korea, ISU had to conclude the deal quickly; it could not afford to wait for the defendant’s end-of-deal approval. The court therefore accepted that it was market practice for a refinery middleman to carry out back-to-back trades, and that this practice applied not only to open tender but also to deals negotiated under private negotiation. The court also found commercial logic in the claimant’s argument that ISU’s profit margin was low (around 0.4% to 0.5%), making it commercially implausible for ISU to assume market risk beyond counterparty risk (ie, the risk that the buyer or refinery would not perform).

Having established the back-to-back framework, the court then turned to the core factual dispute: what was said in the 2 February 2021 calls. The extract indicates that the court treated the issue as one of probability—assessing which version of the communications was more likely. The claimant alleged that Jason Ke offered to purchase at CIF US$8.50 above MOPS for March, and that this offer was made knowing ISU would make a back-to-back offer to Hyundai Korea. The claimant’s narrative then linked Hyundai Korea’s acceptance on 3 February 2021 to the completion of the contract with the defendant.

The defendant’s version was materially different. It claimed that on 2 February 2021, Jason Ke told John Wu that the defendant could not discuss purchase of the March cargo at that point, but could do so after the Spring Festival. The defendant further asserted that Jason Ke indicated the defendant was open to a March shipment with shipment dates between 26–30 March 2021, but that the parties did not discuss price or other terms during the call. The defendant’s position thus undermined the claimant’s ability to prove offer and acceptance on the specific pricing terms it relied on.

Although the provided extract truncates the remainder of the judgment, the reasoning visible up to that point shows a structured approach: first, determine the commercial context and the parties’ shared understanding of how contracts operate in this market (back-to-back); second, apply contract formation principles to the disputed oral communications; and third, evaluate credibility and probability in light of industry practice, the parties’ conduct, and the commercial incentives at play.

What Was the Outcome?

The extract provided does not include the court’s final orders. However, the judgment’s central task was to decide whether the claimant proved the existence of an oral contract for the March cargo based on the alleged CIF offer and its acceptance through the back-to-back mechanism. The court’s findings on the back-to-back structure were clear: the parties understood that contracting operated on that basis, and the practice applied in private negotiations as well.

Accordingly, the practical effect of the decision would depend on the court’s ultimate conclusion on the disputed content of the 2 February 2021 calls and whether the claimant met its evidential burden to establish offer and acceptance on the alleged terms. The claimant sought damages of US$1,667,507.91 for repudiation, while the defendant counterclaimed US$33,947.61 for legal costs incurred in abortive arbitration proceedings. The final outcome would therefore determine whether ISU succeeded in establishing contractual liability and damages, and whether the defendant’s counterclaim was allowed.

Why Does This Case Matter?

This case is significant for practitioners dealing with contract formation disputes in commodity and trading markets, where deals may be concluded orally and where market practice can shape how parties intend offers and acceptances to operate. The court’s acceptance that back-to-back trading practice applies beyond open tender contexts is particularly useful. It suggests that courts may look to the commercial realities of the industry—such as the speed of refinery acceptance and the risk profile of open bids—rather than confining market practice to the procedural form (tender versus private negotiation) in which discussions occurred.

From a litigation perspective, the case highlights the evidential challenge of proving the content of oral communications. Where the existence of a contract hinges on what was said in specific calls, parties must be prepared to marshal contemporaneous records, consistent conduct, and credible explanations for discrepancies. The court’s “probability” approach to competing versions of the calls underscores that oral contract formation is not decided in a vacuum; it is assessed against the parties’ commercial incentives and the surrounding trading framework.

Finally, the decision is relevant to how “conditionality” is treated in back-to-back arrangements. Even where a back-to-back structure is understood, the court still must determine whether the legal elements of offer and acceptance were satisfied. Practitioners should therefore not assume that a back-to-back acceptance by a refinery automatically cures deficiencies in proof of the buyer-side offer. Instead, the back-to-back model should be treated as a contextual lens through which the court interprets the parties’ communications and conduct.

Legislation Referenced

  • Not specified in the provided extract.

Cases Cited

  • Not specified in the provided extract.

Source Documents

This article analyses [2024] SGHC 285 for legal research and educational purposes. It does not constitute legal advice. Readers should consult the full judgment for the Court's complete reasoning.

Written by Sushant Shukla

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