For the past two led serial lights Manufacturers, the idea of the outsourcing has dominated many industries, especially for an LED bulb supplier. The outsourcing is the emphasis on the cost of the purchased goods and services. An interesting result of the outsourcing is that nowadays firms spend more money on the procurement, and the amount increased significantly. Basically for an LED light manufacturer, the goal of the procurement at a strategic level is to pursuit potential savings. It seems contradictory that the expense on outsourcing is increasing. This is because that an LED tube manufacturer buys not only the raw materials and basic services for production. In the LED bulb industry, the firms spend huge amount on the purchase of the very high value-added content. They introduced the collaborating concept with the suppliers, to focus resources on their core competencies.

At present, the practice of the outsourcing already brought the procurement activity from a sole task to a collaborating level. An LED bulb manufacturer pays more attention on the supply base management. This management covers the activities on effective cooperation with the suppliers. For instance, an LED light supplier uses the first-tier suppliers to complete sub-assemblies, and relies on the logistic supplier to achieve on-time delivery of the finished components for the next level assembly line. These activities used to be processed and completed by the manufacturer itself. Now it becomes the key aspects of the effective and efficient procurement strategy, to develop and coordinate the relationships in the supply base.

While the basic three light setup will do for most portrait photography, sometimes we need a bit more. The hair light can add a lot to a portrait. Here is how to use it…

Today's portrait photography photo tip begins our discussion of specialty lights… specifically, the photography hair light. We will explore what it is, how to use it and some precautions.

So far, in our study of portrait photography lighting, we've learned that the majority of the time we will use a three light setup - the main light, the fill light and the separation light. This will do for the vast majority of our portraits. In fact, many professional photographers will go an entire career and never use more than the basic three.