1 The appellant - Company, on grant of leave to appeal under Art.136 of the Constitution of India, has brought in challenge the judgment and order of the learned Single Judge of the High Court, who allowed writ petition filed by Respondent 1 - Union under Art.227 of the Constitution of India and quashed the decision of the Presiding Officer, First Labour Court, Thane. By the said decision, the First Labour Court, Thane, took the view on an application moved by the appellant - Company that Respondent 1 - Union had gone on an illegal strike from 30-3-1983 pursuant to the strike notice dated 14-3-1983. In the impugned judgment, learned Single Judge of the High Court took the contrary view and held that the appellant had failed to establish that the strike in question was illegal.

2 In order to appreciate the grievances of the appellant against the decision of the High Court, it will be necessary to have a glance at the background facts.

3 Introductory facts
The appellant is a company registered under the Companies Act, 1956 and is carrying on the business of chemicals at Thane in the State of Maharashtra since more than 38 years. Respondent 1 is a workers' union registered under the Tra