Shanghai Three Gun (Group) Co Ltd, one of China's largest producers of knitted underwear, is seeking overseas partners to help it grow. This move is likely to lead to a flurry of activity to attract more foreign firms to help upgrade the city's textile industry. Three Gun is now in contact with the Chicago-based Sara Lee Corp, a global consumer packed goods company that boasts underwear as one of its core businesses. It wants to extend the two firms' current product-focused cooperation, hopefull