---
title: "youfei youfei · Appnovation"
url: "https://www.appnovation.com/people/youfei-youfei"
description: "youfei youfei, Marketing Drupal Developer at Appnovation — articles and insights."
---

[← Insights](/insights.md)

![youfei youfei](https://cdn.sanity.io/images/ey850001/production/2d107293dd3dd11fd0c7f11462129ad68346a665-68x68.jpg?w=68&auto=format)

# youfei youfei

Marketing Drupal Developer

Thinking

## Articles by youfei youfei

*   [![Creating Tree Data Structure in Drupal](https://cdn.sanity.io/images/ey850001/production/de67566591761a0a8bdc3f45edc652db685cc4c3-1400x400.jpg?w=640&auto=format)](/insights/creating-tree-data-structure-drupal.md)

     Article · 3 min May 04, 2016

    ### [Creating Tree Data Structure in Drupal](/insights/creating-tree-data-structure-drupal.md)

    [youfei youfei](/people/youfei-youfei.md) Article