growing company faerch plast&39s durham city factorya food industry container maker says it remains on course to create 150 northeast jobs after benefiting from stronger demand for britishmade products.faerch plast, in durham city, is fitting equipment to double capacity and plans to extend its existing workforce by half this year.the company is one of europe&rsquos leading food packaging companies, with its dragonville industrial estate site employing in excess of 60 people.its factory makes ready meal trays and packaging for cold foods, bakery, dairy, and fruit and vegetable snack