Unable to grow revenues, they have instead turned to cost cutting measures, energy conservation among them. As a result, local energy service providers have seen their ranks double to 69 firms and their sales grow from NT $ 370 million in 2005 to NT $ 2.2 billion in 2008.
既然無法開源，廠商只好想辦法節流，卻也讓能源服務公會的會員成長一倍（69 家），產值則從 2005 年的新台幣 3.7 億元，大幅成長到 2008 年的 22 億元，顯見節能的需求很大。