Core Viewpoint - The article discusses the legal implications of a futures intermediary being pressured by a futures company to sign a supplementary agreement containing clauses deemed unreasonable, highlighting the nature of standard contract terms and the validity of the existing contract [1]. Group 1: Contractual Nature - Standard terms are defined as clauses pre-drafted for repeated use without negotiation with the other party, characterized by being unilaterally drafted, reused, and non-negotiated [1]. - The futures intermediary's contract with the futures company is not considered a standard term contract since it changes annually and involves acceptance of the company's offer, indicating a genuine expression of intent between both parties [1]. Group 2: Legal Implications - The futures intermediary is advised to weigh the pros and cons before deciding whether to sign the related documents, emphasizing the importance of understanding the contractual obligations and potential consequences of non-signature [2].